Amposei Frontdoor Solar LED Landscape Lights Motion Sensor Waterproof Patio Auto On/off Lamp Solar powered and energy saving, Built-in a Powerful 600mah Rechargeable Battery. No wire needed. It is very easy to install. Durable, weather-resistant & heatproof plastic construction A prismatic lens, which helps provide better light distribution, and also reduces the glare. Automated switch - Auto on at dusk / auto off at sunrise; Dim light/Off when no motion / Bright light activates when sensing motion