COBEEK 50 kHz Ultrasonic Jewelry Cleaner with UV

The COBEEK ultrasonic jewelry cleaner combines 50 kHz ultrasonic cleaning with UV light and five timed cycles for jewelry, glasses, dentures, and other listed items. Its 304 stainless steel tank and compact design suit countertop or travel use, but the listed capacity and dimensions do not agree across the product details.

At a glance

Five selectable cycle lengths run from 90 to 480 seconds, with automatic shutoff at the end of the selected cycle.
The listing claims UV light alongside 50 kHz ultrasound and says the unit can operate with tap water.
The manufacturer lists glasses, jewelry, watches, dentures, coins, and delicate accessories as intended items.

Price

$39.98Save 33%

Reference price: ~~$59.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

Five preset durations and automatic shutoff make cycle selection straightforward.
Stainless steel tank, non-slip feet, and a digital countdown display are specified in the listing.
The listed uses span jewelry, eyeglasses, dentures, watches, and coins.

Technical specifications

12 specifications

Identity
Brand	COBEEK

Cleaning and operation
Ultrasonic frequency	50Khz
Cleaning features	Ultrasound + UV
Timer modes	90/180/280/380/480 seconds
Controls	two simple buttons

Tank and dimensions
Tank material	304 stainless steel
Capacity (features listing)	700ml (25 oz)
Dimensions (features listing)	8.66"x4.93"x3.54"
Package dimensions	9.09 x 5.31 x 4.02 inches
Weight listed	1.61 pounds
Weight (features listing)	1.65 lbs

Power and included items
Package contents claimed in features	1 ultrasonic cleaner, 1 adapter, and 1 user manual

What to know before buying

The listing says tap water is usable and suggests cleaning solution can improve performance. It recommends longer cycles for watch straps or heavily soiled items. Its claim of cleaning delicate items without damage is not a guarantee for every material.

Listing details to confirm

The listing is inconsistent on capacity and dimensions: the title says 24oz, while the features state 700ml (25 oz), and the stated feature dimensions differ from the package dimensions. Weight is also listed as both 1.61 pounds and 1.65 lbs. Confirm the selected item's actual tank capacity and size before purchase. The title says digital timer, and the feature text describes a countdown display. UV is claimed in the feature copy but is not detailed elsewhere.

Who is it for?

A good fit for

Buyers seeking a compact cleaner with selectable timed cycles for small jewelry, eyeglasses, or dentures.
People who want a cleaner whose listing claims both ultrasonic and UV functions.

Less suited to

Buyers who need a clearly confirmed tank capacity or exact operating dimensions before choosing a cleaner.
Anyone needing confirmed compatibility with a particular delicate material or item.

COBEEK 50 kHz Ultrasonic Jewelry Cleaner with UV · photo 2 — Additional product photo 2

Frequently asked questions

What cycle options does the COBEEK cleaner offer?

The listing specifies five cycles: 90, 180, 280, 380, and 480 seconds. It says the cleaner shuts off automatically when the selected cycle ends.

What can be cleaned in this machine?

The listing names jewelry, eyeglasses, watches, dentures, coins, and other delicate accessories. Check whether a specific item's materials are suitable before cleaning it.

How large is the tank?

The capacity is inconsistent in the listing. The title says 24oz, while the feature text says 700ml (25 oz). Confirm the capacity for the selected listing.

Does the package include an adapter?

The feature text claims the package includes one cleaner, one adapter, and one user manual. No separate explicit box inventory is supplied.