Operating current: 60mA, high luminous efficiency, energy-saving;
Can be placed in your wallet, you can also hang on a key, very portable. Power supply: standard USB interface, compatible with devices with 5V USB port such as mobile power, Notebook, Netbook and desktop computer, etc.;
This USB light uses three bright, luminous efficiency LED lamp beads, lamp beads in parallel independently of each design, even a bad one does not affect the other two lights’ normal use.