Huluda Pen Light Glue Curing Invisible Ink Detector Penlight 395NM 365NM 380NM UV LED

Instruction / User Manual - Power Supply : 2-AAA dry battery (not include) Install the battery: unscrew the tail cap (NOT Head Section) to insert the batteries with the anode (+) towards the light’s head. Ensure both the head and tail sections are screwed tightly up against their stops. - Push tail button to turn on/off the light - Usage: 395nm: detecting invisible ink, nail dryer, glue curing, pet urine stains detecting, find Fluorescent fluorescent whitening agent contained in baby clothes or your cosmetics, check hotel room etc. 380nm & 365nm can do what 390nm do but more: Detecting money, currency, bank note, stamps or invoice; Detecting fingerprint, bloodstain etc. for crime scene; Art Forgery/Repair Tests etc. - LED Type: 0.5W UV light, Please note the uv pen light is not so powerful to light up a wide area, it's good light for small spot like glue curing, money detecting etc. If you need more powerful uv pen light, please check the model B107UV & P72XUV in our homepage as following catalogue. Unit Packaging - ultraviolet pen light - bubble bag - white box battery not include