Output: up to 230 lumens (LED) and 90 lumens (COB) Aluminum and ABS shell with adjustable elastic head strap Bulb Type: 5W LED and 3W COB Battery Type: Li-thium Polymer 3.7V 300 mAh Left function button switches between 2 LED spotlight modes: high and low Right function button switches between 2 COB floodlight modes: white and red Adjustable light angle Working time: up to 40 minutes (LED); up to 90 minutes (COB) Approx recharge time: 1.5 hours Includes a Micro USB charging cable.