Birchmeier REX 15 AC1 Cordless Backpack Sprayer with a CAS Battery Berthoud Battery Powered Vermorel 3000 Electric Backpack Sprayer Mesto Backpack Sprayer 3541 G Mesto 3558 Backpack Sprayer PRO 1300 Piston Backpack Sprayer Birchmeier REC 15 AC1 Cordless Backpack Sprayer SOLO Backpack Sprayer Model 425 Solo 442 Cordless Backpack Sprayer PRO 1800 Backpack Piston Sprayer Solo 473 D Classic Back Pack Sprayer Hobby 1200 Backpack Piston Sprayer Berthoud Vermorel 2000 Pro Comfort Backpack Sprayer Solo Pro Back Pack Carrying System