Powered by solar energy, automatically absorbs sunlight during the day to charge power, saving electricity and money The built-in motion sensor detects human movement. When human motion is detected, the light automatically brightens up, providing ample illumination. You no longer need to manually turn your light on and off With waterproof design, whether it rains or snows, the light can withstand Great for keeping the outdoors bright, whether it's a shed, porch, deck, patio, garden, or garage Specification: Light beads: 2835, 640 pieces Running time: Always on: about 2 hours; Human body induction: 12 hours Product functions: Mode 1: human body sensing, the light will be bright for about 25 seconds; Mode 2, human body sensing, the light will turn from dim to strong for 25 seconds; Mode 3, low light and always bright; Retractable bracket Usage occasions: indoors and outdoors, also suitable for courtyard use (human body sensing, lights up when people come, dimly lights when people walk away) Light battery: built-in 4*18650 battery (totally 6000mAh) Remote battery: 40mAh CR1220 battery Product material: ABS+PS Product size: 220*64*739mm (assembled with bracket)