... Knapsack Power SprayerType 18L: JS-808 20L,25L:JS-708, 767, 768, 800, 808, 809, 900 30L: JS-800,900Pump Copper ... and lubricating fuelMode of air cleaner Type of drying JS-767,20L,25L Capacity Agriculture Knapsack Spray Copper Pump Power Sprayer ...