This is 21 LED UV flashlight water proof. It's use for check money, credit card, ID, and find scorpions. I will include batterie Weight79gMaterialAluminumbody colorPaintedLED Lights21LEDSwitchButton on/offBattery3*AAA(not included, replaceable)Size28(Top Dia)x36(Bottom Dia)x93(H)MMPacking200pc/OPP bag, 200pcs/CTN, 43x23x24CM, NW:16.5Kgs, GW:17.5KgsFlash modeLight upMOQ3000 pc(s) 21LED Flashlight