Features 1、3 Levels Adjustable: 3 levels adjustable, strong light, low light, strobe three modes can be adjusted. Mini purple light, made of aluminum alloy, intelligent heat dissipation, life grade waterproof. 2、USB Charging: Portable flashlight built in lithium battery USB charging for long lasting battery life, USB direct charging fast charging is stable and convenient, and can be used as an emergency power bank. 3、Multi Layer UV Filter: Black mirror UV filter multi layer UV filter, layer by layer filter ambient light, ultraviolet rays are more pure. 4、Powerful Spot Light: Powerful spot light, accurate detection, the light of the powerful spot light head is clear and obviously, and it is easy to detect cat ringworm. 5、Scope of Application: Easy identification of the authenticity of RMB, identification of amber beeswax, identification of antique restoration, pet fungus detection Regularly check for your pets, identify pet excrement, and avoid infection. Specifications Item Type: UV Flashlights Material: Aluminum Alloy Weight: Approx. 147g / 5.2oz Light Source: Purple Light Product Size: Approx. 129 x 25 x 25mm / 5.1 x 1.0 x 1.0in Battery Capacity: 1 18650Lithium Battery 2200mAh (Ship with Inbuilt Battery) Mode Levels: Strong Light, Low Light, Flash Charging Method: USB Function: Test Currency Cat Moss Fungus Fluorescent Agent, Etc. Package List 1 x UV Flashlights (Ship with Inbuilt Battery) 1 x Data Cable