AVANTEK LED Solar Powered Wall Night Light with Motion Sensor (SL-02) Solar Charging: The built-in rechargeable lithium battery (3.7 V, 18650) will be charged by simply exposing the solar panel (110  60mm) in the sun, reducing the power cost; the battery will be fully charged in 8 hours with a large capacity of 2200 mAh; for a single charge, the light will last for up to 8 hours in low light mode and sense motions for 100 times Auto Sensing & Motion Activation: When in ON state, the light will not light up unless the ambient light is insufficient; it will keep in low light mode until motion is detected; when motion is detected, high light mode will be activated; after 30 seconds without sensing motions, the light will return to low light mode; this process saves energy effectively with an energy conservation grade A Water Resistant Design: With water resistance grade of IP45, the light can hold up with heavy rainfall (however, it cannot be immersed in water); sturdy and durable ABS material makes it possible to mount the light in outdoor places, such as on your exterior door/wall/stair railing Convenient Installation: No pesky wiring is needed; for installation on masonry or trees, start by drilling holes and insert the plugs into the holes, then hook the lights mounting eyes over the screw heads; quick, easy and convenient, saves you the hassle of installation High-end Design: With compact yet elegant appearance, the light can be used as a family adornment; 20 long-life (50,000 hours) LEDs with cold white light provide lights with 6500 K color temperature and 300 lumens brightness