# TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI

The TAIRDA 4.2 Gallon Electric Backpack Sprayer is a battery-powered garden sprayer that uses a compatible Dewalt 20V battery, which is not included. Its adjustable pressure, automatic mixing claim, multiple nozzles and telescopic wand suit varied garden spraying tasks, but buyers need a compatible battery and should confirm the nozzle count in the selected listing.

- [Original product page](https://best-deals.pro/product/tairda-4-2-gallon-electric-backpack-sprayer)
- [View offer](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- Market: US
- Language: en-US
- Currency: USD
- Brand: TAIRDA
- Model: 4.2 Gallon Electric Backpack Sprayer
- Category: Tools & Garden > Garden Tools
- Price: 68.79 USD
- Previous price: 85.99 USD
- Discount: 20%
- Price checked: 2026-11-14T06:44:30.504Z
- Rating: 4 / 5
- Reviews: 10

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Listing claims automatic agitation to mix the tank contents during operation.
- Pressure selection is described as a maximum-pressure setting or an adjustable 0–90 PSI range.
- Six interchangeable nozzles are described in the detailed feature text, while another listing description says five.
- A telescopic wand is listed as extending to a maximum of 38 inches, with a 51.2-inch hose.

## Pros

- The adjustable pressure range and nozzle choices are intended to accommodate different spray patterns and tasks.
- The claimed built-in agitator is intended to keep mixtures moving without manual blending.
- A telescopic wand and backpack format may help reach elevated or ground-level areas while carrying the tank.

## Cons

- The battery and charger are not included, so operation requires a compatible battery purchased separately or already owned.

## Specifications

### Identity
- Brand: TAIRDA
- Model: 4.2 Gallon Electric Backpack Sprayer
### Capacity and power
- Tank volume: 4.2 gallons
- Power configuration: Battery Powered
- Maximum pressure: 90 psi
### Dimensions and reach
- Dimensions listed: 8"W x 15"H
- Hose length: 51.2 inches
- Telescopic wand length: MAX 38-Inch
### Design and use
- Color: Black
- Recommended use: Garden sprayer

## Before you buy

- Listing details conflict on nozzle count: the feature text specifies six, while the highlight and description say five. The 90 PSI claim appears as both a maximum-pressure setting and the top of an adjustable range. Confirm the exact nozzle set and controls in the selected listing. Battery compatibility is claimed for Dewalt 20V models, but the supplied evidence does not establish compatibility with every battery.

## In the box

- Nozzle (Included)

## A good fit for

- Gardeners who want a backpack sprayer with adjustable pressure and interchangeable spray nozzles.
- Buyers who already have a compatible Dewalt 20V battery and want to use it with a sprayer.

## Less suited to

- Buyers who need a battery or charger included.
- Buyers who need a confirmed nozzle count or verified compatibility with a particular battery before purchase.

## Customer feedback

Aggregate customer ratings are mostly in the four- and five-star categories, but a smaller one-star share means the overall picture is not uniformly positive. With a small rating sample and no written feedback supplied, the figures do not show what buyers liked or disliked. For buyers considering a 4.2-gallon battery-powered sprayer, they offer limited guidance on real-world mixing, pressure control or battery compatibility.

## Frequently asked questions

### Does this sprayer include a battery or charger?
No. The listing describes it as tool-only, with no battery or charger included.
### How much liquid does the tank hold?
The listed tank volume is 4.2 gallons.
### How many nozzles are included?
The details conflict. The feature text lists six interchangeable nozzles, while another description says five. Check the selected listing for the supplied set.
### What pressure settings are listed?
The listing describes a maximum-pressure mode up to 90 PSI and an adjustable mode spanning 0–90 PSI.

## Alternative options

- [TAIRDA 4.2Gal Auto-Mixer Backpack Sprayer Compatible for Dewalt 20V Battery \| \(NO Battery\), 0-90PSI Adjustable Pressure Electric Pump Backpack Sprayer With Telescopic Wand, 7Nozzles For Lawn Yard Garden](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [4.2 Gal Backpack Sprayer Compatible with DeWalt 20V Battery \(Tool Only\) \| Up to 100 PSI Electric Sprayer with Adjustable Wand & 6 Nozzles, Spraying with Visible Water Level for Garden, Lawn Care,Yard](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [4.2 Gal Backpack Sprayer Compatible with DeWalt 20V \(Battery Not Included\) \| Equipped with Mixing System, Adjustable Pressure 45-90 PSI, 39" Telescopic Wand, 6 Spray Nozzles for Lawn, Garden, Yard, Weed](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer 5.2 Gallon, Compatible with Dewalt 20V, 100 PSI Electric Garden Sprayer with 20V 1.8Ah Battery & 4 Nozzles, for Weeding, Spraying & Cleaning\(No Battery\)](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [TAIRDA Backpack Sprayer Compatible for Milwaukee 12V Battery\(NO Battery\) \| 3.2Gal Electric Pump Backpack Sprayer with 3 Spray Speeds, 5 Nozzles, Telescopic Wand & Adjustable Strap for Weed Lawn Yard](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer 5.2 Gallon, Compatible with Milwaukee 18V, 100 PSI Electric Garden Sprayer with 18V 1.8Ah Battery & 4 Nozzles, for Weeding, Spraying & Cleaning](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer Compatible with Dewalt 20V MAX Battery \| 4.76 Gallon with 7 Nozzles, 2 Wands, 120 PSI for Lawn & Garden\(No Battery\)](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer for DEWALT 20V Max Battery \| 100 PSI Electric Gard...](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer Compatible With Dewalt 20V Battery \| 120 PSI 4.2 Gallon with 6 Nozzles,2 Spray Wands for Lawn, Garden, Yard, Weed\(No Battery\)](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer Compatible with DeWalt 20V MAX Battery -100 PSI El...](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [ONEVAN 5.3Gal Battery Powered Backpack Sprayer, 100PSI with Mixing Function \| Dual 3.0Ah Battery, per Charge with 20 Tanks, 5 Spray Patterns, Telescopic Wand, Leakproof, Thick-Padded Strap, Easy to Clean](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)
- [Battery Powered Backpack Sprayer Fit for Dewalt 20V Battery\(No Battery\) \| Electric Graden Sprayer with 4.76 Gallon, 7 Nozzles, 2 Wands, 120 PSI for Lawn & Garden](https://best-deals.pro/visit/tairda-4-2-gallon-electric-backpack-sprayer)

## Images

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 1](https://best-deals.pro/i/C_mFiJwQVlU4GJyVb3DYIFEOvKmJIHk8DCHoiZiROMIYXMhAProGeIhCc5vtbAZmqg3zSXnDQwmFKPOgRlUm4gVpqE6QP8fpeyxaV_AbovCnkyUYYMzXuWhG.jpg)

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 2](https://best-deals.pro/i/cuY2X7YDrXYroGGqlvSgFqsbzFgJfDdnYkL3nWeB4AAgCirUABpYvLwKvLqh5nWsR3pAGHdwglhzGO3OUnGRvXiAd6xCxWICwxO3chSV8kCkRX_HEFD6MtVB.jpg)

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 3](https://best-deals.pro/i/so70MxCFsdMtb2rRDdgM3Pqskjh434x7-Z7JXQ_-kcEKhea2xo23OHLF8aC0pgV4w1MNuhyRM-4q0koynskCbo7P6-7smlGLsiExtUk7GTZW8lgy7xb9Fgey.jpg)

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 4](https://best-deals.pro/i/93OcjdHH9eGOglDKP9DFLJ6uZiFPPa-OMFi7Cde6Ipt5JFOvH_N0GGwDyRloY-ORcHzJlmvF5bDa-xYCZmr8bw9mZdSdnWHedHsqebwnMSlK0-xC_w_E9opx.jpg)

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 5](https://best-deals.pro/i/EF1SaXTFhZc6m2YTsyAVYNcrZAyYeb7c1D1frbRXvD7yC5O4ROvn8PL2sLUeeXUJiIjyF1Bzn6LKukRWX5xGNHYkg8TklREIkDCmwORYL--sPsYqlGHtsIlh.jpg)

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 6](https://best-deals.pro/i/2wA9GnhDOToUBrx9quJh1mOyW28xSJtHx10oANHnCVSsdq5Dqr11du8fQFKOOg2H8c0iT1sY6piz_0TaZooneISr5tTdebC_rD85qUp0k-3qPwQRujn1daM0.jpg)

![TAIRDA 4.2-Gallon Electric Backpack Sprayer, 90 PSI — 7](https://best-deals.pro/i/_e-1nD2D6PofbIqGGw0ODCiYoJjgwQfF_OxXsEkp17RBq5kxusZ3X_-kDI6gSGr7o5KzO7iu9lnOTlNUBQElKtyGmnWth5RyLAnGvm5-StZcMgz1eIB7c-el.jpg)