2-IN-1 Manual & Electric Knapsack Sprayer State-of-the-art technology, dual function sprayer, Electric + Manual in one unit. Manual spraying is possible when the battery is low.
How to Assemble 2-in-1 Battery&Manual Sprayer
Assemble the Electric Knapsack Sprayer step-by-step:
1. Take out and check the accessories inside the tank
2. Install the speed control button and waterproof cover as shown in the video.
3. Install a Manual Air Pump, and attach the handle, rod, and nozzle. Don’t forget the gasket.
4. Install the strap, cover, and other components.