Material: Stainless Steel, Voice value: 35 dBA, Power: 35W / 50W, Size: 175mm ×110mm×135mm, Color: Blue, Working hours: 3min~5min, Inner trough size: 152mm × 85mm×63mm, Ultrasonic frequencies: 43-45KHz, Capacity: 500 – 700mL, Model: BK-3550, Display: LED, Voltage: AC 220V.
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
700-900ml Household Digital Ultrasonic Cleaner 35W-50W Stainless Steel Bath 110V 220V Ultrasound Washing for Watches Jewelry | $31.27 | – |
Click here to search by yourself. Here are coupons that you can use.
Updated: 16-09-2025
Banggood
Warehouse in China.
Link: BK-3550 35W/50W 220V Ultrasonic Cleaner
$74.69 with coupon: BGHONEY2110
$81.99 with coupon: 13f142
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Price history (for all/most countries) for BK-3550 35W/50W 220V Ultrasonic Cleaner is here. The lowest price was: $52.88.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).