DC-DC Converter Step Up Boost Module USB Charger 0.9 -5V to 5V 600mA for phone
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) x 16.2 (mm) ultra-small size, installed in a variety of small equipment