... sprayer,safe and labor saving 4.more flux,better atomizing JN-KB18Gknapsack sprayer1.reasonable design2.multi-spraying head3.hand sprayer,safe ... pressure boosting7.safe service8.good tightness knapsack sprayer knapsack sprayerModel JN-KB16B Logo Capacity 18L brandJIANGNANN.W 2.5KGoriginal placetaizhou,chinaG.W ...