Best PIR Motion Sensor Develops our own PIR sensor whose range and sensitivity are both 20% higher than similar solar lights, bringing ultimate using experience, solar light detects motion up to 39;3-5 m(10-16 feet), 120 sensor. Strong light sensor mode outdoor solar lamp detects movement effectively and quickly. When people pass through the detection area , the light will be strong. And the light turns off after people leave the induction area. Waterproof and Heat Resistant Waterproof and heat resistant design allows it to work well operate in freezing winter or scorching summer. There is no worry about being damaged by rain or heat. And the sealed ABS plastic material is durable enough for continuous use. Easy to install and disassemble, You could simply mount solar light on the wall firmly with the included screws. If you want to adjust the modes, you can also easily disassemble solar LED without difficulty. No cables and The ideal installation height is approximately 1.7 to 2 meters.