Quick spraying without hand pumping Lock-on function Easy battery removal Telescopic spray wand H-shaped double head nozzle Single/double head spraying selectable 2-mode selectable (Mist and Stream modes) IP54-rated dust and shower-proof construction Ergonomically optimized tank design Environment friendly with no emission and extremely low noise 3-LED fuel gauge Paddle switch under the grip of spray wand allows for easy on/off control of spraying Bare unit - battery charger not included.