EGO E2 5Pin Pass through battery

1. smart phone 5pin usb port, can be charged with cellphone usb line.

2. best circuit board, has over-charge/over-discharge/short-circuit protection.

3.it has 5 click lock/unlock functin.

4.best A+ cell, the defective rate lower than 0.1%

5.battery very stable, very safe to use.

6. 650mah/900/1000/1100/1300/1500mah battery avaiable
150mm USB cable