{"product_id":"headeer-bk20-charger","title":"Headeer BK20 Charger | Replacement Battery Adapter for E-Bike","description":"\u003cp\u003ePower up your Headeer BK20 e-bike safely with this official replacement charger. Features smart circuit protection, LED indicator, and fast 42V charging.\u003c\/p\u003e\n\u003cp\u003eKeep your Headeer BK20 electric bicycle powered and road-ready with this high-performance replacement battery adapter. Engineered for optimal energy conversion, it delivers fast, stable, and safe charging whether at home or in the office.\u003c\/p\u003e\n\u003cp\u003eKey Features\u003c\/p\u003e\n\u003cp\u003eTailored Compatibility: Designed specifically for the Headeer BK20 e-bike battery system, ensuring a seamless plug fit and precise voltage match.\u003c\/p\u003e\n\u003cp\u003eMulti-Layer Safety Guard: Integrated smart chip automatically protects against over-charging, over-current, short circuits, and overheating.\u003c\/p\u003e\n\u003cp\u003eLED Status Indicator: Clear visual notification—red light signals active charging; green light indicates full charge or standby.\u003c\/p\u003e\n\u003cp\u003eDurable \u0026amp; Heat-Resistant: Constructed with high-grade fire-retardant ABS housing and efficient heat dissipation for long service life.\u003c\/p\u003e\n\u003cp\u003ePortable Commuter Design: Lightweight and compact, ideal for carrying in a backpack, saddlebag, or commuter pannier.\u003c\/p\u003e\n\u003cp\u003eTechnical Specifications\u003c\/p\u003e\n\u003cp\u003eInput Voltage: AC 100–240V ~ 50\/60Hz (Universal)\u003c\/p\u003e\n\u003cp\u003eOutput Voltage: DC 42V \/ 2A (For standard 36V Li-ion battery pack)\u003c\/p\u003e\n\u003cp\u003eConnector Type: Headeer BK20 standard round pin plug\u003c\/p\u003e\n\u003cp\u003eTotal Cable Length: 2.0 meters (approx. 6.5 ft)\u003c\/p\u003e\n\u003cp\u003eCertifications: CE, RoHS, FCC\u003c\/p\u003e","brand":"Headeer-Escooter","offers":[{"title":"Default Title","offer_id":49231641936026,"sku":null,"price":79.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/7248\/2202\/files\/1_2025e045-d6be-4506-a172-862564c22629.jpg?v=1789443294","url":"https:\/\/www.headeer-escooter.com\/products\/headeer-bk20-charger","provider":"Headeer-Escooter","version":"1.0","type":"link"}