PACKAGE INCLUDE: Comes with 10 pack blacklight flashlights, each uv flashlight is powered with 2 standard AAA batteries (batteries not included). The uv pen light is 5.2 inches long and weighs only 1.1 ounces, is extremely for daily use. anti-slip knurling handle allows you to easily grip it. PREMIUM MATERIAL: Our ultraviolet flashlight made with high quality aluminum alloy, strong, sturdy and waterproof. Suitable for use in rain, snow, or emergency situations, anti-slip knurling handle allows you to easily grip it. 395NM BLACKLIGHT: 395 uv flashlight can help to detect what eye can not see, like dog and other pet urine/stains, driver license, official identification cards, passports, currency detector. PORTABLE AND METAL CLIP: The black light pen is 5.2 inches long and weighs only 1.1 ounces, is extremely for daily use. anti-slip knurling handle allows you to easily grip it, you can use the removable pocket clip to attach it to your belt, shirt, or pants pocket to take it everywhere you go. MULTFUNCTION: Our uv light flashlight is compact enough to fit or clip in your pocket, backpack, easy to storage. Suit for walking, outages, , everyday carry, emergency, backup light source, boating, camping or indoor use for home, car etc. Power Supply:2 x AAA battery (Not included batteries) Color:Black Material:Aluminum Alloy Package Contents: 10 * UV Black Light Flashlight Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.