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- About this item
- ★ 3400mAh HIGH CAPACITY: Each Size 3.7V 20A Rechargeable Battery has a high capacity of 3400mAh, can power up your devices for long time ★ Safe Battery Charger - Micro processor controls the charging process, automatically stops when fully charged.The charger are under protection of over-charge, over-heat, over-voltage and short-circuit. All these built-in safety features ensure your safety and the health of the battery. ★ Size: (L*W*H) 8*7.2*2.2cm, Capacity: 3400mAh, Voltage: 3.7V. ★ Universal USB port - The latest design USB port battery charger, USB charging help travelers can charge lithium ion batteries anytime anywhere, especially when you don’t have enough outlet,you can even simply plug into your laptop or other device. ★ PREMIUM SERVICE - If you have any questions, please tell us at first time. We will provide professional service to solve your problems. There is a totally risk-free purchase.
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