TruePower Cast Aluminum Solar Powered COB LED Streetlight Style Outdoor Light Lamp Post, Black Four large solar panels for maximum battery-charging capacity. No wiring required. Durable rust-resistant cast-aluminum construction to withstand the elements 3.2 volt 1100 mAh Rechargeable Li-ion Battery. Last up to 8 hours with fully charged battery Automatic sensor turn lamp on at dusk, off at dawn. Weather proof Low/High/Off switch for manual control Overall height: 6'3". 4 piece bevel glass panels.