Address:
6F No.18 Yucai Rd, Dalingshan Town, Dongguan, Guangdong, China
Business Hours: Mon–Fri 9AM–6PM (GMT+8)
3.7V LiPo 300mAh or Below
Ultra-compact 3.7V lithium polymer batteries from 140mAh to 300mAh. Ideal for wearable devices, smartwatches, IoT sensors, and mini electronics. Custom sizes available. HNF Battery manufacturer.
Showing 1–12 of 15 resultsSorted by popularity
751525 3.7V 200mAh LiPo Battery
$0.98751525 3.7V 200mAh LiPo battery for Bluetooth earpieces, compact 7.5x15x25mm cell ideal for mono headsets and wearable audio devices.
621437 3.7V 280mAh LiPo Battery
$0.85621437 3.7V 280mAh LiPo battery, slim 6.2mm cell for Bluetooth earphone cases, smartwatch backup modules and IoT sensor nodes. CE certified.
601520 3.7V 150mAh LiPo Battery
$0.95503035 3.7V 500mAh LiPo battery replacement cell for electronic dictionaries, GPS units and children’s learning tablets. CE certified.
601430 3.7V 250mAh LiPo Battery
$0.85601430 3.7V 250mAh LiPo battery, compact cell for wireless headsets, Bluetooth calling devices and wearable straps. CE certified.
601230 3.7V 220mAh LiPo Battery
$0.88601235 3.7V 220mAh LiPo battery, narrow strip cell for wearable bands, hearing aids and Bluetooth beacons. CE certified.
621230 3.7V 200mAh LiPo Battery
$1.20601230 3.7V 200mAh LiPo battery, ultra-narrow cell for wearable bands, smart jewelry and micro medical devices. CE certified.
551145 3.7V 250mAh LiPo Battery
$0.98551145 3.7V 250mAh LiPo battery, pencil-thin cell for smart pens, styluses and mini flashlights. CE certified.
602030 3.7V 300mAh LiPo Battery
$0.85602030 3.7V 300mAh LiPo battery, cost-effective cell for fitness bands, TV remote controls and wireless doorbells. CE certified.
502020 3.7V 150mAh LiPo Battery
$0.75502020 3.7V 150mAh LiPo battery, compact square cell for wireless earbuds, fitness trackers and smart rings. CE certified.
451820 3.7V 140mAh LiPo Battery
$0.92451820 3.7V 140mAh LiPo battery, near-square miniature cell for wireless earbuds, hearing aids and smart tags. CE certified.
451447 3.7V 280mAh LiPo Battery
$0.96451447 3.7V 280mAh LiPo battery, pencil-thin cell for digital styluses, smart pens and presentation pointers. CE certified.
402035 3.7V 250mAh LiPo Battery
$1.00402035 3.7V 250mAh LiPo battery, slim cell for Bluetooth headsets, compact remote controls and portable medical testers. CE certified.