1. Ultra-small super-mini night light, camping dedicated mobile power, but when the desktop computer lights; 2. 0.2w ultra-low-power, over 2835 chips led, long lighting test, heat is no problem; 3. 5000mah mobile power, full power sustainable lit around 100 hours; 4. Operating current 40mA, high luminous efficiency, energy saving 5. Can be placed in your wallet, you can also hang on a key, very portable. Power supply: standard USB interface, as long as you can plug USB, 5V power, mobile power, notebooks, netbooks, desktop computers can be. (Note: Due to the LED power consumption is very small, many full stop will move from power, not suitable for use, would think that no load is automatically turned off)