Micro USB 18650 Li-ion Batteries 3500mAh 3.7v rechargeable battery USB interface for LED Flashlight

Soshine Li-ion 18650 Protected USB rechargeable Battery with Built-In Micro USB Port: 3500mAh

 The battery can be charged by its own USB port and by the charger as well. A protective circuit is built into the anode .

Features

- Micro-USB charging port with LED to indicate if battery is done charging.
- Protection circuit built in the anode 
- Multiple protection with Pressure Relief Vent
- Short circuit protection, Over charge protection, Over discharge protection
- 500 charge cycles (A properly maintained battery is designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles)

Specification
Model: 18650USB-3.7-3500
Battery Type: 18650 rechargeable 
Chemistry: Li-ion 
Capacity: 3500mAh 
Voltage:3.7v
Charging current by charger : 1A (recommended) 2A (maximum)
Charging current by on-board USB port : 1A
Weight: 60g
Size: Diameter: 18.6mm 
Height: 69.5mm
Warranty: 12 months.

Includes,
-  direct USB rechargeable 18650 rechargeable Li-ion batery 
- 18650 battery case

Note: Batteries are shipped from factory with partial charge to meet optimum storage conditions. Fully charge before use.

Warnings: Do not expose battery to heat or throw in to water. After extended periods of storage, it may be necessary charger the battery to obtain the maximum performance every three months.Keep the battery out of reach of children.