power sprayer Batterysprayer(electric sprayer) pump type:Diaphragm rechargeable Battery: 12V 12AH Pump: 12V 35W Rotate Speed:1400-1600 times/minute Working pressure:0.2-0.4Mpa Working Electricity:1.5-3A A: Input Voltage: AC100V-240V-50HZ B: Output Voltage: DC 12V 1.0-2.0A DC motor Speed: 2800-3200R/MIN DC Motor Diaphragm Pump: 12V. 1.4A-2A Usual Storage Battery Specification: 12V-8AH Spray Capacity: Single nozzle spray: 1-1.5L/MINDouble nozzle spray: 1.5-2L/MIN Three double:2-2.5L/MIN Continuous Working Time: 8AH battery: 4.0hours 9AH battery: 5.0hours 12AH battery: 6hours. (This is based on single jet nozzle spraying, longer time if two nozzle spraying) Recharge Time: 8-10hours continuous charge after/ before using sprayer, then stop or use. (If long time no use, please charge one time every second month.)