Portable Power Bank Backup Battery Charger For Cell Phone

portable power bank

1. Up to 4000mAh 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.
8. With LED Torch and Power indicator more convenient.
9. CE,RoHS,FCC certification.

Smart Protect Specification:

1.)Over voltage protection: Protect the voltage of power bank battery when charge and discharge.

2.)Over current protection: Protect the current of power bank when charge and discharge.

3.)The overcharge protection: Protect the power bank overcharge.

4.)The discharge protection: Prevent discharge continuously.

5.)Circuit protection: Prevent short circuit.

6.)Temperature protection: Automatic protection when the power bank in high temperature.

With years of export experience along with excellent quality, advanced services and competitive prices, Custom Usb Gift Company Limited has won numerous customers' trust and support.We uphold "innovation leads to the future", taking quality as life and always putting the customer first.  We are committed to providing highly competitive products and an attentive service for customers from all over the global market.