This worksite light can be used as cordless with a battery, but also comes with a mains cable for when you need continuous operation. Batteries & Charger are Not Included. Included Accessories Removable mains cable (3 m) Features Compact cordless site light with 10,000 lumens for extensive and even working light with reduced shadowing Cordless and mains operation possible for continuous operation in the working environment (mains cable can be removed) Pure battery pack runtime at max. luminosity of 15 minutes per Ampere hour (Ah), e.g.