Motion sensor: Click the sensor button once and then you can wave your hand within 15cm of the small red light to turn the lamp on and off. Charging/working time: 4-5 hours charging time for up to 20 hours working time. Great range: With a max beam distance of 500m and range of 270°. Rechargeable: Contains a 2200mAh battery that charges with a USB-C cable (included). Head-mounted flashlight: Get a 270° wide beam head lamp. Super bright: Its 1200 lumen output provides long-lasting, clear lighting.