With built-in 6 volt 4Ah sealed lead acid rechargeable battery. Fitted with 30 pieces of 'Nichia' brand 30,000 mcd white colour LED bulbs. Both BS adapter and 12 volt car plug included for charging. Water resistant. LED indicating charging status. Size (H)27.2, (W)16.5, (D)16.5cm (handle down). Size (H)31, (W)16.5, (D)16.5cm (including handle). Weight 1.25kg.