3 in 1 LED Flashlight Red Laser Pointer Keychain 1. 3 function in 1; Red Laser pointer, LED flashlight, UV light for checking currency. 2. Aluminum alloy case. 3, Power supply: AG13/LR44*3 pieces. 4, Laser power: 1MW.
How to use: A, Unscrew, take out batteries and insulating sheet. B, Reload battery. C, Products ready to work now. Please remember battery polarity before taking out.