3 AA Standard Alkiline Battery(Not Included), Voltage:4.5V (Rechargeable battery is not recommended!)
51 UV LED allow to cover a larger area
Perfect for outside use such as hunting scorpions and minerals!
Emits 390 to 395 nanometer wavelength
Tips:Improper usage of batteries or using poor quality of batteries could cause hazard issue to your safety.We recommend to use reliable quality batteries. Any issues caused by batteries DO NOT covered by the manufacturer warranties.