Features: Solar panel power: 5.5V / 0.55W Solar panel size: 8.5 x 5.4cm ( L x W ) Built-in battery: 3.8V 800mAh Li-ion battery Sensor sensitivity distance: 2m Light-control and human body sensor IP grade: IP65 Charging via solar panel Make sure the solar panel can get enough sunlight directly without any shelter or glass. Normally it can be fully charged in one day under bright sunlight Dim night mode In order to save power, it will turn on dim light automatically when no motion over there, but the brightness can also work as a signal light Bright light mode When people walk around 2 meters close, it will turn bright light Night sensor function It will turn on dim light automatically in darkness, and turn off in daytime or bright area Unlock and activate the device Users have to use supplied key pin to click the ON / OFF socket to unlock the battery and lighting system How to install the device Please use the supplied expansion pillar-hinge and screws to mount the device on wall or anywhere outside you want to light Type: LED Solar, Path Lights Powered source: Solar Light type: Solar Light, Outdoor Light Light color: Natural White Features: Sensor, Waterproof Total LED: 16 Battery Voltage: 3.7V Battery Capacity: 800mAh Material: Aluminum Package weight: 0.212 kg Product size (L x W x H): 13.5 x 8.0 x 5.8 cm / 5.31 x 3.14 x 2.28 inches please Note Estimated Delivery Time:15-35 days after shippment