Factory price 18650 battery usb portable power bank 2200mah power bank

Product Detail

1. Up to 2200mAh enough capacity battery cells,  fashion design and fit for worldwide market.

2. Apply high quality Li-ion battery cells, safe and reliable, stable function, longer standby time, than 500 times cycling charging-discharging capacity more than 80%.

3. You can charge for it in any state, just plug to charge.

4. With USB external charging, you can connect PC with mobile phone at random.

5. It is suitable for various mobile phone models.

6. Built-in flow limited protective chip: over-charge, over-discharge, over-load and short-circuit protection; it does not contain Hg, Pb and Cd substance harmful, then you can use it at ease.

7. With intelligent switch, it can extend built-in battery life, higher safety. 

Advantages

◊Colorful.  attractive blue, black, silver, red, etc, or customized.

◊High capacity.  be able to fully charge your smart phone 1 to 2 times.

◊Environment-friendly.  Power efficiency > 80% ,more energy-efficient and environmentally friendly.

◊Safety.  Built with short circuit protection, over charge protection, over discharge protection and over current protection.

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