{"product_id":"sunnigo-b1-adult-folding-electric-bike-20x4-0-fat-tire-electric-bike-carrying-capacity-48v-12-5ah-battery-7-speed-250w-eu-standard-ebike","title":"SUNNIGOO B1 Adult Folding Electric Bike – 20x4.0\" Fat Tire E-Bike | 250W EU Standard Motor | 48V 12.5Ah Removable Battery | 7-Speed Electric Bicycle","description":"\u003ch2\u003eSUNNIGOO B1 Folding Electric Bike for Adults – 20×4.0\" Fat Tire E-Bike\u003c\/h2\u003e\n\u003cp\u003eUpgrade your city riding and off-road adventures with the \u003cstrong\u003eSUNNIGOO B1 folding electric bike\u003c\/strong\u003e. Specially engineered for adults who want flexibility, style and efficiency, this \u003cstrong\u003e20×4.0\" fat tire e-bike\u003c\/strong\u003e delivers outstanding balance, power and long-range performance on every surface — from morning commutes to weekend gravel trails.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e250W EU Standard Electric Bike Motor\u003c\/strong\u003e – A compliant 250W high-efficiency motor paired with a \u003cstrong\u003eShimano 7-speed\u003c\/strong\u003e drivetrain delivers smooth hill climbing and a safe, regulation-friendly top speed of 25 km\/h — the right balance of power and legality for an adult e-bike in Europe.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Range Removable Battery – 48V 12.5Ah (600Wh)\u003c\/strong\u003e – Ride \u003cstrong\u003e35–40 km in pure electric mode and up to 50–80 km in pedal-assist\u003c\/strong\u003e on this long range electric bike. The removable battery charges conveniently at home or the office with the included \u003cstrong\u003eEU round-plug charger (100–240V, 2A)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Terrain 20×4.0\" Fat Tires with Hydraulic Disc Brakes\u003c\/strong\u003e – Premium Chaoyang fat tires and high-precision hydraulic disc brakes give this fat tire electric bike maximum grip, shock absorption and stopping power on city streets, gravel and wet roads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Foldable Aluminum Frame (28.3 kg)\u003c\/strong\u003e – A durable yet lightweight aluminum alloy frame folds down in seconds — easy storage in car trunks, apartments or on the train. Truly a \u003cstrong\u003eportable e-bike\u003c\/strong\u003e built for modern urban living.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLCD Display \u0026amp; Commuter-Ready Design\u003c\/strong\u003e – A bright \u003cstrong\u003eLCD speedometer\u003c\/strong\u003e tracks speed, battery level and distance, complemented by an integrated front light and a heavy-duty rear cargo rack — everything a \u003cstrong\u003edaily commuter e-bike\u003c\/strong\u003e needs, out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eAdult folding electric bike (e-bike)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e250W high-efficiency motor (EU standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eMax. Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e25 km\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e48V 12.5Ah (600Wh) removable lithium-ion\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eCharger\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eEU round plug, 100–240V, 2A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eRange – Pure Electric\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e35–40 km\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eRange – Pedal Assist\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e50–80 km\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eDrivetrain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eShimano 7-speed\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eTires\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eChaoyang 20×4.0\" fat tires\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eBrakes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eHydraulic disc brakes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eFrame\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eAluminum alloy, foldable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eLCD speedometer\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eFront Light\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eIntegrated LED front light\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eRear Rack\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eHeavy-duty rear cargo rack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eColors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003eBlack \/ Khaki \/ Grey\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e28.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003eGross Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e35.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e144 × 29 × 72 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;background:#f7f7f7;\"\u003e\u003cstrong\u003ePackaging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #e0e0e0;padding:8px 12px;\"\u003e85% SKD (front wheel unassembled)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eThe Everyday Electric Bike for City \u0026amp; Beyond\u003c\/h3\u003e\n\u003cp\u003eThe SUNNIGOO B1 is the \u003cstrong\u003efolding electric bike\u003c\/strong\u003e designed around real daily life. Whether it's the morning commute, the school run, or a grocery trip through town, this \u003cstrong\u003eelectric bicycle\u003c\/strong\u003e replaces the car for short and mid-distance trips. With a 48V battery, a 250W motor and a practical rear cargo rack, the B1 turns everyday errands into effortless rides — no driving licence, no parking fees, no traffic stress.\u003c\/p\u003e\n\n\u003ch3\u003e20×4.0\" Fat Tires: Confidence on Every Surface\u003c\/h3\u003e\n\u003cp\u003eWide 4.0-inch Chaoyang fat tires are the heart of this \u003cstrong\u003eall-terrain electric bike\u003c\/strong\u003e. On wet cobblestones, gravel paths, forest tracks or winter roads, the large contact patch keeps you stable and comfortable, while the hydraulic disc brakes provide immediate, reliable stopping power. This \u003cstrong\u003efat tire e-bike\u003c\/strong\u003e is equally at home on asphalt and off-road — one bike, no limits.\u003c\/p\u003e\n\n\u003ch3\u003eFolds in Seconds: Made for Modern Living\u003c\/h3\u003e\n\u003cp\u003eSpace is precious in European cities, and the SUNNIGOO B1 respects that. The aluminum alloy frame folds down quickly and compactly, so you can store this \u003cstrong\u003eportable e-bike\u003c\/strong\u003e under a desk, in a hallway closet, or in the boot of a car. It is also an ideal \u003cstrong\u003efoldable electric bicycle\u003c\/strong\u003e for mixed commutes — ride to the station, fold, and board the train or bus.\u003c\/p\u003e\n\n\u003ch3\u003eLong-Range Battery: Ride Further, Worry Less\u003c\/h3\u003e\n\u003cp\u003eThe removable \u003cstrong\u003e48V 12.5Ah (600Wh) battery\u003c\/strong\u003e delivers up to 80 km in pedal-assist mode — enough for several days of commuting on a single charge. And because the battery is removable, you can charge it indoors at home or at the office with the included EU charger. For riders who compare \u003cstrong\u003ee-bike range\u003c\/strong\u003e before buying, the B1's 35–40 km (electric) and 50–80 km (pedal-assist) figures speak for themselves.\u003c\/p\u003e\n\n\u003ch3\u003eEU-Compliant, Ready to Ride\u003c\/h3\u003e\n\u003cp\u003eAs a \u003cstrong\u003e250W e-bike\u003c\/strong\u003e with a 25 km\/h top speed, the SUNNIGOO B1 is designed in line with EU regulations for standard electric bicycles — no registration, no licence in most member states (always check local rules). It ships in 85% SKD packaging with the front wheel unassembled, so delivery is fast and damage-free, and assembly takes minutes.\u003c\/p\u003e\n\n\u003ch3\u003eWho Is the SUNNIGOO B1 For?\u003c\/h3\u003e\n\u003cp\u003eThe B1 is for adults who want a reliable, good-looking \u003cstrong\u003eelectric bicycle\u003c\/strong\u003e without overpaying: daily commuters, weekend explorers, seniors who want a stable ride, and anyone who wants to leave the car behind. With a net weight of just 28.3 kg, it is one of the more practical \u003cstrong\u003efolding e-bikes\u003c\/strong\u003e in its class.\u003c\/p\u003e\n\n\u003cp\u003eEvery SUNNIGOO B1 is built with premium components — Shimano drivetrain, Chaoyang tires, hydraulic disc brakes and a corrosion-resistant aluminum frame — because a \u003cstrong\u003efolding electric bike\u003c\/strong\u003e should last for years, not seasons. Backed by SUNNIGOO's European-focused support and fast EU shipping, the B1 is the smart, stylish way to make every ride easier. Order yours today and feel the difference on your first commute.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs the SUNNIGOO B1 legal on European roads?\u003c\/h3\u003e\n\u003cp\u003eThe SUNNIGOO B1 is a \u003cstrong\u003e250W pedelec\u003c\/strong\u003e with a 25 km\/h top speed, classifying it as a standard electric bicycle under EU Directive 2002\/24\/EC. In most EU member states—including France, Spain, Germany and Italy—it can be ridden on public roads without registration, licence or insurance. Always check local regulations, as helmet and lighting rules vary by country.\u003c\/p\u003e\n\u003ch3\u003eHow fast is the SUNNIGOO B1?\u003c\/h3\u003e\n\u003cp\u003eThe B1 reaches a governed top speed of \u003cstrong\u003e25 km\/h (15.5 mph)\u003c\/strong\u003e in electric-assist mode, in line with EU e-bike regulations. The Shimano 7-speed drivetrain lets you pedal faster downhill or on flat sections, while the 250W motor provides smooth, continuous assistance up to the legal limit.\u003c\/p\u003e\n\u003ch3\u003eHow far can the B1 go on a single charge?\u003c\/h3\u003e\n\u003cp\u003eIn pure electric (throttle) mode, expect \u003cstrong\u003e35–40 km\u003c\/strong\u003e. In pedal-assist mode, range extends to \u003cstrong\u003e50–80 km\u003c\/strong\u003e depending on assistance level, terrain and rider weight. These figures are measured with a 75 kg rider on flat roads at 25°C without wind. Hilly routes, heavy loads or cold weather will reduce range.\u003c\/p\u003e\n\u003ch3\u003eWhat is the weight and max load of the B1?\u003c\/h3\u003e\n\u003cp\u003eThe B1 weighs \u003cstrong\u003e28.3 kg net\u003c\/strong\u003e (35.4 kg gross with packaging) and folds down to fit in car boots and small storage spaces. The aluminum alloy frame supports a maximum rider weight of \u003cstrong\u003e120 kg\u003c\/strong\u003e, plus the rear cargo rack can carry additional bags or groceries for daily commuting.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to charge the battery?\u003c\/h3\u003e\n\u003cp\u003eThe removable \u003cstrong\u003e48V 12.5Ah (600Wh)\u003c\/strong\u003e battery charges from empty to full in approximately \u003cstrong\u003e5–6 hours\u003c\/strong\u003e using the included EU round-plug charger (100–240V, 2A). Because the battery is removable, you can charge it at home, in the office or anywhere with a standard wall outlet—no special installation required.\u003c\/p\u003e\n\u003ch3\u003eWhat's in the box?\u003c\/h3\u003e\n\u003cp\u003eYour B1 arrives in 85% SKD packaging (front wheel unassembled) with: the folding aluminum frame with rear-mounted motor, \u003cstrong\u003e48V 12.5Ah removable battery\u003c\/strong\u003e, EU charger, LCD display with control panel, front LED light, rear cargo rack, Chaoyang 20×4.0\" fat tire (front wheel separate), hydraulic disc brake system, assembly tools and a printed user manual. Assembly takes 15–20 minutes.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the SUNNIGOO B1 legal on European roads?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The SUNNIGOO B1 is a 250W pedelec with a 25 km\/h top speed, classifying it as a standard electric bicycle under EU Directive 2002\/24\/EC. In most EU member states—including France, Spain, Germany and Italy—it can be ridden on public roads without registration, licence or insurance. Always check local regulations, as helmet and lighting rules vary by country.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How fast is the SUNNIGOO B1?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The B1 reaches a governed top speed of 25 km\/h (15.5 mph) in electric-assist mode, in line with EU e-bike regulations. The Shimano 7-speed drivetrain lets you pedal faster downhill or on flat sections, while the 250W motor provides smooth, continuous assistance up to the legal limit.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How far can the B1 go on a single charge?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"In pure electric (throttle) mode, expect 35–40 km. In pedal-assist mode, range extends to 50–80 km depending on assistance level, terrain and rider weight. These figures are measured with a 75 kg rider on flat roads at 25°C without wind. Hilly routes, heavy loads or cold weather will reduce range.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the weight and max load of the B1?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The B1 weighs 28.3 kg net (35.4 kg gross with packaging) and folds down to fit in car boots and small storage spaces. The aluminum alloy frame supports a maximum rider weight of 120 kg, plus the rear cargo rack can carry additional bags or groceries for daily commuting.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How long does it take to charge the battery?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The removable 48V 12.5Ah (600Wh) battery charges from empty to full in approximately 5–6 hours using the included EU round-plug charger (100–240V, 2A). Because the battery is removable, you can charge it at home, in the office or anywhere with a standard wall outlet—no special installation required.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What's in the box?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Your B1 arrives in 85% SKD packaging (front wheel unassembled) with: the folding aluminum frame with rear-mounted motor, 48V 12.5Ah removable battery, EU charger, LCD display with control panel, front LED light, rear cargo rack, Chaoyang 20×4.0\" fat tire (front wheel separate), hydraulic disc brake system, assembly tools and a printed user manual. Assembly takes 15–20 minutes.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\u003ch3\u003eExplore Related Models\u003c\/h3\u003e\n\u003cp\u003eCompare with other certified models in the SUNNIGOO lineup, all shipped from our EU warehouses:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/nl\/products\/sunnigo-b4-ebike-folding-electric-bike-48v-12-5ah-removable-battery-50-80-km-range-20-4-0-fat-tire-7-speed-e-bike\"\u003e\u003cstrong\u003eSUNNIGOO B4 (full-suspension folding e-bike)\u003c\/strong\u003e\u003c\/a\u003e — full-suspension folding e-bike.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/nl\/products\/sunnigo-b5-electric-bike-20-inch-fat-bike-600wh-48v-eu-standards-120-km-long-range-4-0-tire-bicycle-urban-e-bike\"\u003e\u003cstrong\u003eSUNNIGOO B5 (20\" urban fat e-bike, 600Wh)\u003c\/strong\u003e\u003c\/a\u003e — urban fat-tire e-bike.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/nl\/products\/sunnigoo-electric-bicycle-c91\"\u003e\u003cstrong\u003eSUNNIGOO C91 (1000W, 48V 20Ah fat-tire e-bike)\u003c\/strong\u003e\u003c\/a\u003e — high-speed fat-tire e-bike.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SUNNIGOO","offers":[{"title":"Default Title","offer_id":50340840636663,"sku":"ESB1B","price":1241.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/0079\/3591\/files\/B1.jpg?v=1777951495","url":"https:\/\/sunnigoo.com\/nl\/products\/sunnigo-b1-adult-folding-electric-bike-20x4-0-fat-tire-electric-bike-carrying-capacity-48v-12-5ah-battery-7-speed-250w-eu-standard-ebike","provider":"SUNNIGOO","version":"1.0","type":"link"}