Features: brand new and high quality 365nm UV black filter lens is used to filter out useless stray light, making the UV light purer and the fluorescence reaction more for ideal. Practical: The flashlight helps detect food stains and pet urine stains on carpets, as well as clothes that are invisible to the for naked eye. Good for finding scorpions. Easily verify currency, driver's license, official ID, passport. Hotel room, antique or gas leak inspection. TOP QUALITY: This portable mini flashlight is made of high quality aluminum alloy, which is sturdy, durable and easy to dissipate heat. Special texture design to prevent slippage and reduce the risk of falling. Portable: Our black light is small and powerful, you can carry it anywhere in your pocket, very convenient. CONVENIENT AND SAFE: With our portable UV black light flashlight, you will save a lot of for time and money. Check hotel sheets and pillows for cleanliness etc. Specifications: Material:Aluminum Alloy Color:Black Type1：Y12 Type2：Y13 Drive circuit: constant current 7135 (single gear) Electric power: 5W (Watts) Ultraviolet light power: about 1000MW Wavelength: 365NM Battery: 1 x 18650 battery（Not include） Size: Approx. 2.4x12.5x2.4 for cm/0.94x4.92x0.94 inches(Y12) Size: Approx. 2.3x12x2.3 for cm/0.91x4.72x0.91 inches(Y13) Package Includes: 1 x UV Flashlight（Not include battery） note: 1.Please allow 0-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3.This 5W UV flashlight is a high-power flashlight, and it will normally heat up during use. 4.Other parts are not included. Thanks for your understanding.