1.waterproof 18650 battery pack 2.with silicon waterprof cover 3.4400mAh, 8.4-12V 4. 4pcs rechargeable 18650 battery

Waterproof 4pcs 18650 li-ion rechargeable battery pack(4400mAh, 8.4v-12v)

1.waterproof 18650 battery pack2.with silicon waterprof cover3.4400mAh, 8.4-12V4. 4pcs rechargeable 18650 battery

5.used for bike light and any other with DC Connectors and required 8.4v-12v

Pictures:

Waterproof Rechargeable 18650 Battery Pack