This practical knapsack battery sprayer is an ideal tool for agricultural plant protection, orchard fertilization, garden greening maintenance, and public area disinfection—suitable for both farmland and daily sanitization scenarios. It comes in optional capacities of 16L/18L/20L with fixed dimensions of 390×200×490mm. Made of eco-friendly new materials, it is impact and corrosion resistant, equipped with a 12V8Ah battery for 3-4 hours of continuous use and a pure copper wire motor pump delivering stable pressure of 90-110Psi. Featuring easy operation and excellent spraying performance, it supports custom logo printing. We provide basic electric models and 2-in-1 spray models, with multiple color options including blue, yellow and green, to fully meet diverse procurement needs.