NURSAL SM9910 Rechargeable TENS/EMS Unit, 24 Modes

NURSAL SM9910 is a rechargeable TENS and EMS unit with 24 modes, 20 intensity levels, two outputs, and eight reusable electrode pads. Its dual-output setup is intended for two body areas or two people, while the timer and mode memory reduce repeat setup.

At a glance

Combines TENS and EMS modes, including two sub-modes described as steady and constant stimulation.
Remembers the last selected massage mode and offers a screen-lock function.
Timer can be set from 10 to 60 minutes, with a 20-minute default.
The listing says both outputs can serve two body areas or two people simultaneously.
Eight reusable pads are supplied in three listed shapes or sizes: palm, large rectangle, and small.

Price

$19.99Save 44%

Reference price: ~~$35.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

Two outputs provide more placement flexibility than a single-output setup.
Twenty intensity settings and a timer let users adjust session strength and duration.
Rechargeable battery, mode memory, and screen lock support repeat use with fewer control adjustments.
The listed pad assortment includes eight electrodes in multiple formats.

Cons

Reusable adhesive pads may require cleaning or replacement as gel wears or pads age, according to the listing guidance.

Technical specifications

9 specifications

Identity
Brand	NURSAL
Model	SM9910

Stimulation and controls
Modes	24
Intensity levels	20
Timer range	10-60 min
Default timer	20 minutes

Pads and power
Electrode pads	8 reusable electrode pads
Battery	1 Lithium Ion batteries required. (included)

Dimensions and weight
Package dimensions	6.3 x 3.7 x 3.11 inches; 12.35 ounces

What to know before buying

Listing details to confirm

The manufacturer warns against use over known cancer areas, for people with heart disease, heart failure, arrhythmias or AFib, near implanted electronic devices, and during pregnancy. Review the full instructions and consult a qualified clinician if unsure. The listing also says both pads must be worn simultaneously to adjust intensity.

Who is it for?

A good fit for

People seeking a rechargeable TENS/EMS unit with multiple preset modes and adjustable intensity.
Buyers who want two outputs for treatment of two areas or use by two people, as claimed in the listing.
Users who prefer a timer, remembered last mode, and an assortment of reusable pads.

Less suited to

Anyone who needs an independently verified medical treatment outcome or clinician-directed device specification.
People covered by the manufacturer's listed cautions, unless a qualified healthcare professional advises otherwise.

NURSAL SM9910 Rechargeable TENS/EMS Unit, 24 Modes · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 6,100 ratings

5 stars74%74%
4 stars14%14%
3 stars6%6%
2 stars2%2%
1 star4%4%

Customer feedback highlights perceived relief for muscle discomfort, especially back tension, along with ease of use, portability, varied settings, and battery life. These impressions align with the product's rechargeable design, two outputs, and adjustable modes, but do not establish a treatment outcome. Durability feedback is mixed, including reports of units breaking within two months, so buyers prioritizing long service life should weigh that concern.

Positive themes

Customers describe the unit as easy to use and portable, and report perceived help with muscle pain, particularly back tension.
Customers also appreciate its range of settings and battery life.

Mixed feedback

Durability feedback is mixed, with some customers reporting breakage within two months.

Frequently asked questions

Does the NURSAL SM9910 provide both TENS and EMS?

The listing describes 24 pre-programmed modes across TENS and EMS functions. It does not detail how those modes are divided between the two types.

How many pads and outputs are included?

The feature text claims eight reusable electrode pads and two outputs. The package list specifies four palm pads, two large rectangle pads, and two small pads.

How long can the timer be set for?

The listed timer range is 10–60 minutes, with a 20-minute default.

Who should avoid using this stimulator?

The manufacturer's warning advises against use over known cancer areas, with specified heart conditions or AFib, near implanted electronic devices, and during pregnancy. Consult the instructions and a healthcare professional for guidance.