2 sensors: Light sensor and and sensitive Motion sensor, save energySolar Powered, easy for installationAuto identify day or nightSwitch inside for saving power during shipmentGreat useful lighting for your garden, yard, aisle, porch, patio, driveway etc...Charge by free sunlight and light in dark when people near around 10ft closeGreen power, Green lightingUV protect ABS body, never fade Item Name: Solar LED Lamp Emitted Color: White (6000K-6500K) LED QTY:20LEDs , Power:4W ; 500LM Solar panel: 0.55W, 17% efficiency Li-ion battery: 3.7V 1200mAh LED Type:2835 SMD; 0.2W/LEDs; 25LM/LEDs Lumens: 500LM Night Sensor:<10Lux Switch: OFF/AUTO Waterproof: IP65 LED Span Life: 50,000 hrs Over 12 hours working time after charged under direct sunlight for one day. Working Mode: Automatically turn off after lighting on around 30 seconds. Protect Function: over charging, over discharging, over current, short circuit Li-ion Battery Span Life: 500 circles Solar Panel Span Life: more than 5 years Operation Instructions: - Unlock and activate the device: Use the supplied key pin to click the on/off socket to unlock the battery and light. - Install the device: Use the supplied expansion pillar-hinge and screws to install the light to where you want. - Charging Via solar panel: Install the panel south facing in order to make sure there is enough sunlight. Brand other SKU 100092691_NP-1020344921