Nitecore MT40 CREE XM-L U2 LED 860 Lumen Multi-Task Flashlight, Black Battery Type: 2x18650 4xCR123 Maximum output: 1000 lumens Flashlights Newest CREE XM-L U2 LED, Smooth Reflector Maximum output of up to 860 lumens 4 Brightness modes, SOS, Strobe Upgrades for the well known Jetbeam BC40