TESA TR-2 flashlight is installed with LED Q5 chip, Brightness is 350 lumens. It run on 1X AA battery ( Battery is not included). Have a total of 3 modes- 2 modes of brightness (high & low) and Strobe mode. Set Contains: 1X TESA TR-2 Features: - It is a very small pocket size flashlight with zoomable function. Easy to use. - Water resistant, weather and rust resistant. - Nicely design, compact and light weight. - Light throw is about 300m. Length of flashlight is 9cm. - 1 Week Local (Singapore) Manufacturer Warranty.