Flexible Silicone Headlight Waterproof 450Lumens COB 230 degrees LED Wide Beam Rechargeable with Motion Sensor Headlamp. Popular for runners or cycling, great for safety hands free worklight with Warranty(Year):1-YearLED Light Source:WHITE COB LED+YELLOW COB LED+1W LEDBattery Type:3.7V 1200MAh Li-ion battery.  Another type of product that protects Press and hold mode; Using motion sensor design, you can easily control the headlight even when wearing gloves. When the light is on, short press the sensor key to make it enter the sensor mode (the indicator light changes from red to yellow), and then wave your hand within 10cm before receiving the sensor. Lights on/off.