The KAERSIDUN Ultrasonic Jewelry Cleaner is a portable device. It has a 550 ml stainless steel tank made of SUS 304. With a 48 kHz frequency and 25W power, it cleans thoroughly and deeply from all angles. It has a one-touch bevel control. This makes it easy to use with a simple 3-minute cycle. It cleans dirt from various items. These include jewelry, eyeglasses, watches, dentures, makeup brushes, razors, coins, and small instruments. Ergonomic design, non-slip feet, detachable power cord, and included small basket and cleaning cloth enhance usability. It’s energy-efficient, compact for easy storage and travel, and built with quality waterproof materials. Not suitable for pearls, coral, jade, jadeite, oxidized/scratched items, or non-waterproof/compromised pieces.

Pros:
- Effective 48 kHz ultrasonic cleaning with 25W power and 360° coverage; users report visibly cleaner glasses, jewelry, and small items in minutes
- Convenient operation and design: one-touch 3-minute auto cycle, detachable cord, non-slip base, included basket and cloth, and 550 ml capacity for cleaning multiple items at once
- Durable materials and build: food-grade SUS 304 tank, waterproof housing, ergonomic bevel touch button; portable and easy to store
Cons:
- Fixed 3-minute timer can be too short for heavily soiled items, requiring multiple cycles and repeated button presses
- Not industrial grade; cleaning intensity and tank size may be insufficient for larger items or professional use
- Operational noise present; some users wish it were quieter and larger, with longer continuous run options