Solar Powered Sensor Wall Light - Kitclan 4400mAh Solar Sensor Motion Light with 4 Modes, External Waterproof Switch Auto On/Off for Patio/Deck/Yard, Solar Energy Led Light EXTERNAL WATERPROOF SWITCH WITH 4 MODES: More choices for you and better fit for different uses. Press the switch to: Mode 1: Pure light control; Mode 2: Dim light + Human induction + light control; Mode 3: Human induction +Light control; Mode 4: OFF PROTECTION FUNCTION: Over charging, over discharging, Li-ion battery 18650 can replace the battery LIGHT SENSOR AND MOTION SENSOR:It will auto turn on the internal sensor at night and the auto turn off in day time. When people sensing the range, the human sensor auto turn on ENERGY SAFETY: Green economy solar powered LED wall light helps to save energies and without worry about high electricity bills NOTICE:The device does not have any charger. Please fully charge the device before the first use. If the light blinks, it shows that the power is low, you have to charge it with the sunlight right away.