Material: ABS Size: 9.8*2.3*2.2cm / 3.82"*0.90"*0.86" Battery: 800mAh Mode: Strong light - weak light 1. Adopting 365nm precise wavelength ultraviolet light, it can efficiently detect the residual fluorescent agent and easily distinguish the authenticity. It is suitable for various scenarios such as banknote detection, pen and mask testing. 2. Portable handheld design, compact and lightweight, can perform ultraviolet detection anytime and anywhere, and is an essential tool for home, office and travel. 3. High-brightness UV LED lamp beads, strong penetration and wide irradiation range, ensure that every detection is clearly visible and enhance the use experience. 4. Made of safe materials, low heat and long life, with rechargeable battery design to extend the service life of the equipment. 5. Multi-purpose application, not only for banknote detection and anti-counterfeiting, but also for pet urine stain detection, mineral collection identification and artwork authenticity verification. Package includes: 1pcs flashlight