HQRP Hight Power 3W 60 Lumens Bi-Pin LED MODULE/Bulb for Mag-Lite Mini Flashlight plus HQRP UV Meter HQRP&reg; Replacement Bulb plus HQRP&reg; UV Meter; Working Voltage: 1-3V DC; Intensity: 60LM; Power: 3W; Base: Bi-Pin base; 200 days warranty!