0.9V 5V TO 5V 600MA USB OUTPUT CHARGER STEP UP POWER MODULE MINI DC DC BOOST CONVERTER
Sepcifications
input voltage: 1-5V
Output voltage: 5.1-5 .2 V
Output Current: Rated 1A-1.5A (single lithium input), the maximum 1.5A (single lithium input)
Efficiency: Up to 96% (the higher the input voltage, the higher the efficiency)