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Looking for a reliable battery backpack sprayer that works with your DeWalt 20V battery? This 4.2-gallon backpack sprayer delivers powerful, consistent spraying for large yards and job sites. It features one-touch auto mixing, adjustable 0–100 PSI, a 42" metal wand, and 6 nozzles. (Battery not included.)

This battery backpack sprayer is built for homeowners, gardeners, and professionals. First, it works with DeWalt 20V batteries (battery not included). As a result, you save money by using the batteries you already own. Moreover, the digital voltage display shows real-time power, and the 2.3V over-discharge auto shut-off extends battery life.
In addition, the exclusive one-touch mixing button instantly blends powders, liquids, and concentrates. Therefore, you get even mixing without manual stirring or clumping. Furthermore, the 4.2-gallon tank covers big yards in one fill, and the lightweight design (only 7 lbs) keeps you comfortable all day.

This garden sprayer works with DeWalt 20V batteries. (Note: does not include battery, it's just a bare unit.) The digital voltage display shows real-time power. Also, the 2.3V over-discharge auto shut-off extends battery life. Therefore, you can use the universal battery in your hand. As a result, it's cost-saving and always ready to work as a reliable battery backpack sprayer.
An exclusive one-touch mixing button on this battery powered sprayer instantly blends powders, liquids, and concentrates evenly. Consequently, there's no manual stirring, no clumping, and no uneven spray. It's perfect for fertilizers and cleaners. In addition, it saves prep time and ensures consistent results every time—your plants get exactly what they need.

A seamless 4.2-gallon tank on this back pack sprayer covers big yards in one fill. If powered by a 4.0Ah battery, this battery backpack sprayer delivers 30+ full tanks per charge. Moreover, the wide-mouth lid allows spill-free filling. Finally, it weighs only 7 lbs with padded shoulder straps and waist support—for all-day comfort.
Dual-mode pressure control on this yard sprayer: the green switch defaults to 100 PSI, and you can rotate the knob for 0–100 PSI—mist to jet with one knob. Furthermore, the upgraded stainless steel telescopic wand with metal interface extends to 42". As a result, there are no leaks and no wobble. In addition, the trigger lock allows continuous spray. It's built tough for long-term use.

This lawn & garden sprayer comes with 6 interchangeable nozzles for every scene: gardens, lawn, farmlands, car washing, bathing pets, and more. Besides that, a built-in nozzle storage compartment keeps accessories organized, so no parts get lost. It includes a 1-year warranty and 24/7 support. Above all, it's ready to work right out of the box.


This best backpack sprayer works on gardens, lawns, farmlands, car washing, pet bathing, and more. For example, use it for fertilizing, weed control, and cleaning. Keep it in your garage or shed for reliable spraying on any project.
Does this battery backpack sprayer work with DeWalt 20V batteries?
Yes. This sprayer works with DeWalt 20V batteries. The tool does not include a battery or charger.
What is the tank capacity?
It has a 4.2-gallon tank.
Does it have auto mixing?
Yes. It features a one-touch auto mixing button for powders, liquids, and concentrates.
What is the pressure range?
It offers 0–100 PSI adjustable pressure.
What is included in the box?
1 x Backpack Sprayer, 6 x Nozzles, 1 x 42" Wand, and 1 x User Manual. Battery not included.
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All Ecarke tools come with a reliable warranty. Our customer support team is available 24/7 to help with any questions.
🚀 Get this battery backpack sprayer today – works with DeWalt 20V batteries!
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Yes, all our tools are engineered for heavy-duty performance and long-term reliability.
Yes, our tools are designed with safety features and easy handling in mind.
Yes, they are tested to perform reliably in demanding environments.
Regular cleaning and proper storage are usually enough to keep your tools in top condition.
Yes, we provide compatible parts and add-ons to extend the life of your tools.
Every tool comes with a detailed user manual, and digital guides are available online.
Every ECARKE tool includes a 1-year warranty, with extended options available on select products.
You can register online using your product serial number for faster support.
It includes defects in materials and workmanship under normal use conditions.
Yes, extended warranty plans are available for select tools at checkout.
Orders ship within 24 hours, and delivery typically takes 3–5 business days.
Yes, ECARKE provides special pricing and packages for business or team orders.
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