Features: High efficiency electric backpack sprayer perfect for agriculture, gardening and planting. With double nozzles, it can finish spraying a bucket of water with 8 minutes, and it is more effective and time-saving than manual sprayer. Adopted ultra-high pressure self backflow diaphragm pump, its pressure can reach 6Kg (the pressure of ordinary sprayer is only 1-1.5Kg). Easy to operate, turn on the power switch and the handle switch to start the spraying work. The backpack sprayer is with electric water pump powered by without maintenance lead-acid storage battery for easy use. The premium electricity charger with automatic protection of overcharge, short circuit and repairing the over-discharge battery features highly enhance the battery service time. Specification: Material: PP Color: Blue Capacity: 16L Operating Pressure: 0.16-0.4Mpa Range: 5 meters Battery: 12V 8AH Battery Service Time: Up to 5 Years Total Size: Approx. 50*37*16.5cm/19.69*14.57*6.5in Weight: Approx. 6500g Package list: 1 * Electric Backpack Sprayer with Accessories Instructions: 1. Charging : Charging for full battery situation first after you received the sprayer for safe and high efficient use. The ordinary charging time is about 6 hours. With overcharge protection function, it will automatically power off when fully charged to protect and lengthen the battery life. 3. After each time of use (regardless of time length), go home and charging immediately, which will extend the life of the battery. 4. If the sprayer is not used for a long time (when the farm work is not busy), it should be charged once every two or three months to ensure that the battery does not lose power, which can extend the life of the battery. 5. You must add clean water in this sprayer. When adding liquid, you must use a special filter that is equipped with this machine. 6. Never immerse the whole machine in water or rinse with water. 7. After applying the farm chemicals every day, it must be sprayed with water for a few minutes to clean the liquid particles left in the pump. .