The battery backpack sprayer is conveniently designed for protective and maintenance spraying of crops It can be used in: agricultural crops, greenhouses, gardens, orchards and vineyards In addition, the sprayer can also be used as a water source for tools that require water cooling during operation Due to its battery power supply, such a water source works well in places where there is no access to the electrical grid and water intake The sprayer can also be used for storage pest control, disinfection, disinsecting, spraying cleaning detergents High quality materials that are resistant to acids and corrosion make the device leak-proof and safe. • The spraying capacity can be adjusted with a dial There is a visible indicator on the knob showing the direction of rotation to change the output. • The trigger has the ability to lock in a depressed position This is especially useful during prolonged spraying Gel battery The device is powered by a gel battery Such a battery is a type of lead-acid battery in which the electrolyte, instead of being in liquid form, is in gel form Thanks to this tipping the battery does not cause electrolyte leakage The battery does not require topping up the electrolyte The battery has no memory effect and can be recharged at any time.