7 day warranty STURDY MANUAL CAN BE USED TO SPRAY ALL KINDS OF LIQUID IT IS NOT A BATTERY IT CAN BE USED AS A GARDEN THIS IS A MANUAL AND NOT A BATTERY MACHINE 16 liter backpack is your ideal choice for spraying on field crops, tea garden, industrial pest control and even useful for large households. The specialty of this product is that the product is entirely made with high density polymer which is very light and durable at the same time and top of the line piston valve systems. This product can be used for all kinds of perfume, cleaning agent, pesticide for crops, spray washing agent in living rooms and public places and also can be used for cleaning large appliances. Crown for indoor and outdoor use. This sturdy is compatible with most commercial liquid fertilizers, weed killers, pesticides, herbicides & fungicides. Manual Operated with Eextension Lance for durability this heavy tank comes with durable brass fitting and 3 Pcs Nozzle set. Tube top opening allows for easy no-mess filling. Simply fill up the bottle, and close the cover. Pump up the pressure and you are ready to go! The tank is made from heavy-duty polyethylene plastic material Plastic material high quality. Heavy duty poly piston. In line filter to prevent nozzle clogging. Connector for Indian nozzle using purpose. Wide carry straps for easier and more comfortable carrying. Tank Capacity: 16L. The unique is applicable for pest-controlling of various crops, flowers and garden plants cleaning of public places as well as hygiene and disease control of fowl and livestock houses. Comes with a built-in air chamber to result in compact size, safety and leak-proof, backpack pressure is made of excellent materials, thicken body ensure the sprayer acid/base resistance, corrosion-resistance, sound air-tightness and durability. This is also used for sanitisation purpose.