DC-DC Converter Step Up Boost Module USB Charger 0.9-5V to 5V 600mA for phone

Description:
1.Small PFM control DC / DC boost controller chip

2.Enter any DC voltage of 0.9V ~ 5V, can be stable output 5V DC voltage, output current of 500 ~ 600MA with two AA batteries input to a single AA battery-powered output current 200ma so, for the mobile phone, camera , single-chip, digital products supply. Stable output 5V DC voltage,

3.USB female, can direct power to the USB interface device with USB female versatile

4.PCB size: 34 (mm) x16.2 (mm) ultra-small size, installed in a variety of small equipment

NOTICE: can't use for iphone.

Packge:
1x Step Up Boost Module USB Charger