Knapsack Battery sprayer Capacity: 20L Tank Material:PP Working Pressure:0.2-0.55Mpa Battery:12V/8AH Lance:Telescopic SS lance With regulator+Auto Pump 3.6L Working time:4hours Charging time: 10hours | Knapsack Battery sprayer Capacity: 20L Tank Material:PP Working Pressure:0.2-0.55Mpa Battery:12V/8AH Lance:Telescopic SS lance With regulator+Auto Pump 3.6L Working time:4hours Charging time: 10hours |