SONGMICS 16 LED Solar Motion Sensor Lights Waterproof Wireless Wall Mount Bright Light, 2 Pack UESL02S GREAT BATTERY LIFE  Powered by a 900mAh 3.7V rechargeable Li-ion battery, this wall light can serve for up to 12 hours of illumination on a full charge (Charge Time: 4--6 hours) WATERPROOF & DURABLE  Solid aluminum alloy construction for withstanding years of rain, snow, ice, wind and moisture AUTO ON & OFF  The built in motion sensor has a 9.8 feet activation zone and wall light will turn off automatically in approx 30 seconds when motion stops BRIGHT LIGHT 16 LED lamps, 160 lumens in total, provides sufficient brightness for your patio, deck, yard, garden, path, porch, driveway etc. QUICK & EASY TO INSTALL  Simply screw it onto the surface (Expansion Screws Included), no wiring required and easy to maintain Mount these solar lights to a proper outdoor surface. The surface must be good enough to support the expansion screws. These solar lights have an IP 65 waterproof grade which gives them better durability and longer service life. These solar lights have a motion sensing angle of 120 degrees. They will switch on automatically at night once any motion detected. 1W and 160 lumens in total Diamond light shell makes the light gentle while still bright for night sight Easy installation without wires, more safty Quality expansion screws included 1 pair is economical and good enough for daily needs Easy to customize a quantity for additional demand