Features: 100% brand new and high quality Made of high quality aluminum alloy, solid and durable. 365nm LED purple light providing better multifunctional inspection in daily life, usually appears to be white color, but appears strong blue light when light on subjects contain fluorescent. Using for Emergency and identification for jade, cosmetic etc. Good detect fluorescent effect, keep you away from danger. A perfect portable type daily life use flashlight Material: Aluminum Alloy Emitter Type: LED Light Color: Purple Weight: 44g Size: 2cm x 9.7cm Battery Type: 1 x AA or 1 X 14500 Li-ion Battery (Not Included) Color: Black Package includes: 1 x Mini Flashlight (Battery is not included) Note: Please do not disassemble the sealed part in the head of the flashlight by yourself. Please put the battery's anode side towards the light's head. Reverse polarity may damage the circuit. Pls do not shine directly to others' eyes, which may lead to temporarily blind. Pls wipe your flashlight with clean soft cloth after use. If you do not use the flashlight in a long time, pls take out the battery and put it in cool shared place. When the light becomes dim, pls recharge battery first if the flashlight use rechargeable battery. Pls do not keep the flashlight in high mode for a long time. The over big power produces too much heat which may damage the bulb and battery. When the bulb holder or tail could not be screwed smoothly, pls smear a little silicone grease Pls do not use larger voltage than the required, or the bulb could be damaged.