The light, powerful 18V battery is housed in the base, making it easy to remove. You can work for up to 3.5 hours with one charge. The supplied charger ensures the battery is full in just over an hour. The pump pressure can be set to one of four settings from 1 to 4 bar. The 16-litre tank is ergonomically shaped to the body and together with the adjustable padded carrying system ensures fatigue-free operation even during long periods of use. The stable base ensures it's stable on uneven surfaces. The sprayer is supplied with a 2.5AH battery. A 5AH battery is available for a more demanding workload