Ledsniper&reg; 1200lm Cree Led Flashlight Torch Zoomable in & Out + 1x18650 Battery+ Charger High Intensity Bright CREE 1000 Lumens Zoom function that allow the beam can be focused Water-Resistant, you can use it in a rainy day Extensive Lifetime of LED (100,000 hours) It can be a guide when you take cycle at night Powered by : 3 x AAA batteries(not included) / 1 x 18650 3.7v battery ( included)