Sell portable power bank

Description

 it can adjust different voltage and current. Mainly it is aims at the mobile phone, IPAD and mobile product development as the backup mobile power supply. This product can be used for more than *0% of the digital products in the market with safety, good compatibility, large capacity, long service life and high performance-cost ratio.
New development program, 2.1 A and 1 A automatic switchover function and exclusive design.
- 1 A output firstly, double click button switch to 2.1 A output, It designed for IPAD for big current output.
- Efficiency: 2.1 A efficiency is *8% 1 A efficiency is *9%
- Exclusive use efficiency above *8%.
- Suitable model: Ipad, Iphone, ipod, PSP, HTC, Samsung, Nokia Mp3/4/5, P***0, etc
- Product size: *6.6 * **4.2 * *8.5 (MM)