The BATTERY-SLR5500 is a high capacity 7500mAh Li-ion rechargeable battery for the SLR-5500 site light. The battery is recharged via the mains powered charger supplied with the SLR-5500 site light, and features a useful 2A USB output for express charging small devices. The battery packs for the SLR-3000 and SLR-3500 can also be used in the SLR-5500, and vice versa, all battery packs can be interchanged between all 3 site light models. Dimensions: H 150mm x W130mm x D 35mmWeight: 540g