Model T29 Light bulb 50*COB(34*white light+8*red light+8*blue light) Product size/net weight 5*5*5*2CM 44G Box size/gross weight 7x4.5x5.5cm 83G Material ABS Switch Press the switch Battery Built-in 450mAh 602040 polymer battery Charging time/battery life Charging time: 2 hours Battery life: 2.5-4 hours Charging method Type-C USB charging 5v/0.5A Gear position Fourth mode: 34*white strong light-34*white weak light-double click for 8*red light-on-red and blue alternating flashing Press and hold while the device is powered on to enable/disable the sensing mode Stay at any setting for 5-8 seconds, then press again to turn off. It has a memory function, so the next time you turn it on, it will be at the setting you were at before shutting down Zoom mode None Waterproof rating IPX4 Lumen/Range 100-300lm 50m Features Compact and lightweight, easy to carry, multiple wearing options, sensor-enabled, with memory function Indicator light The LED green light flashes when charging, and stays on when fully charged. When sensor mode is activated, the green light turns on Color Black White The package contains Headlamp + Headlamp strap + USB cable + bilingual instruction manual in Chinese and English + color box 240pcs 44x38x31cm 20.5kg