Suitable for professional users. Features extra-large filling opening with screen, tank cap, integrated measuring cup and captive loop. Drain channel directs any spilled liquid away from user's back, ergonomic shut-off valve with filter and safety latch prevents unintentional spraying, and fully adjustable pump lever offers comfortable use. FKM chemical-resistant seals, and coated flat head nozzle and springs resist aggressive liquids, providing durability. Professional back harness with chest strap and hip belt and large, ergonomically-shaped back support area allows comfortable carrying. Also features spray and extension wand bracket and storage for spray shield. Pump lever can be installed on left or right side. Plastic Tank Ergonomic Handle Manual Trigger 1 Year Guarantee Plastic Tank Ergonomic Handle Manual Trigger 1 Year Guarantee