Power Shield is a portable offline power supply board for Arduino. Using two AAA batteries and with high-efficiency DC-DC boost circuit, this shield is the power source which can output 5V/350mA. Standard Arduino pin map makes it compatible with Iteaduino series and other Arduino compatible board.
Up to 90% high-efficiency boost circuit
Power supply for external USB device with cable
Operation temperature: 0′” ~ +60′”