TESA HDL2Z headlight is installed with LED L2 chip, brightness is 1500 lumens. It has a total of 3 modes-2 mode of brightness (high & low) and Strobe mode. It comes with 2X original TESA 18650 lithium batteries. Direct charging. Set Contains: 1X TESA HDL2Z Headlight 1X USB Charger 2X TESA Original 18650 Lithium Batteries Features: - Detachable and washable headband. The light throw is about 600m. - It is zoomable with adjustable angle. Light spread is bigger and constant. - Water resistant, weather and rust resistant. - 1 Week Local (Singapore) Manufacturer Warranty.