reffmov sy-818 Cordless Tiller, 21V, 9.5-Inch Width

Cordless: The reffmov sy-818 is a battery-powered garden tiller listed with a 21V motor, a 9.5-inch tilling width and a 7-inch depth. Its claimed two-battery setup and 10-pound listed weight may suit smaller beds and spot cultivation, while the listing does not establish performance in especially hard or extensive ground.

At a glance

Cordless setup is described for garden beds, lawns and tighter spaces.
Listing claims 48 steel tines and a maximum speed of 400RPM.
An adjustable handle is claimed, and listed weight is 10 pounds.
Two 3000mAh batteries and a charger are claimed in the feature text.

Price

$64.99Save 24%

Reference price: ~~$84.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

The listed 9.5-inch width and 7-inch depth give useful dimensions for planning narrow-bed and shallow cultivation work.
A claimed pair of swappable batteries could reduce pauses compared with a single-battery setup.

Cons

The stated 9.5-inch width is suited to narrower cultivation passes rather than broad-area tilling.

Technical specifications

16 specifications

Identity
Brand	reffmov
Model	sy-818

Power and battery
Power configuration	Battery Powered

Cultivation
Motor voltage claimed	21V
Maximum speed claimed	400RPM
Tilling width claimed	9.5 in
Tilling depth claimed	7 in
Tines claimed	48 durable steel tine

Dimensions and handling
Weight listed	10 pounds
Handle	adjustable

Materials and finish
Material listed	Alloy Steel
Color	Orange

Battery claims
Batteries	2 high-capacity 3000mAh rechargeable lithium-ion batteries
Runtime per battery claimed	up to 40 minutes of tilling runtime
Combined work-session claim	continuous 80 minute work session
Charger	a charger

What to know before buying

Listing details to confirm

Battery capacity and kit details conflict: the title says 6000mAh, while feature text specifies two 3000mAh batteries and a charger. The title claims up to 80 minutes from alternating batteries, while feature text describes up to 40 minutes per battery. Confirm the selected listing's battery and runtime details before buying. The stated width and depth are listing claims, not independently verified measurements.

What’s in the box

Two 3000mAh rechargeable lithium-ion batteriesCheck selected pack
ChargerCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Gardeners preparing seed beds or mixing compost in small plots and raised beds.
Buyers who prefer a cordless cultivator and can work in repeated narrow passes.

Less suited to

Buyers who need a clearly substantiated tool for large areas or extensive heavy-soil cultivation.
Anyone who requires confirmed battery capacity or runtime before purchase.

reffmov sy-818 Cordless Tiller, 21V, 9.5-Inch Width · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 13 ratings

5 stars78%78%
4 stars22%22%
3 stars0%0%
2 stars0%0%
1 star0%0%

The listing provides aggregate ratings but no customer comments or aspect-specific feedback. The ratings lean positive, but the small rating sample cannot establish how well this tiller performs or explain customer experiences. Buyers should weigh that uncertainty alongside the listing's unconfirmed battery and runtime details.

Frequently asked questions

What working width and depth does the listing give?

It claims a tilling width of 9.5 in and a depth of 7 in. These are listing specifications, not independently verified measurements.

How many batteries are included?

The feature text claims two 3000mAh lithium-ion batteries and a charger. The title instead describes a 6000mAh battery, so confirm the kit for the selected listing.

How long does the battery last?

Feature text claims up to 40 minutes per battery and describes up to 80 minutes by alternating two batteries. Actual runtime is not established, and the title and feature wording differ.

Is it intended for large plots?

The listed 9.5-inch width suggests relatively narrow passes. The supplied information does not establish how it performs across large areas or in particularly tough soil.