Additional rechargeable lithium battery for our portable 20W LED Working Lamp model.For technical specifications and additional information, see right.―SKU / PARTS#WLB-20W20W Spare Battery | For Eco-LED® 20W Work LampSKU: WLB-20WUS$99.99PriceQuantity*Add to CartSpecifications Voltage DC12V Total Watts (W) 20 W Battery 1000CC Lithium Charging Time 4 hours complete charge (from 0 to 100%)