Specification 1.Holigoo Solar panel : 5.5V, 0.65W 2.Battery : 3.7V, 1000MAH 3.LED Qty : 16pcs SMD : 3528 4.Rated power : 1W 5.Product dimension : 145mm*95mm*65mm 6.Product weight : 190g*4 To use the supplied key pin to unlock Then screw on the wall by supplied screws Step1: charging under sun in daytime around 7h. Step2: Dim light in dark/at night Auto night sensor. Step3: Bright light at night when people come close auto bright. Step4: People move away, turn to dim light again to save power. Functions 1.After installed, insert the needle into the small hole marked ON/OFF, the light is on. When people coming near, the lamp will turn on full bright for 40 seconds, when people leave, the lamp will turn to dim mode. 2.When people coming near again, the lamp will turn to full bright, this process has been repeated. 3.Button again, the system is off. Installation Due to the solar energy product, we sincerely advice to pick up the place with better sunlight and should face to South. For more time the system enjoin the sunlight, more energy would be kept and can light more time at night. Installation height should be around 3 meters according to our advise.