- Capacity: 255 ml water tank for sufficient cleaning sessions before refilling. - Material: ABS outer housing with a 304 stainless steel tank for durability and corrosion resistance. - Ultrasonic cleaning: 42 kHz to 45 kHz frequency delivers effective cavitation for gentle yet thorough cleaning. - Power: 24 W steady performance. - Protection and stability: anti-collision sponge included to cushion surfaces and reduce vibration. - Package contents: 1 ultrasonic cleaner unit, 1 adapter, 1 anti-collision sponge. - Use scenarios: - Jewelry and watches: refresh rings, bracelets, earrings, and watch parts to remove oils and dirt. - Glasses and eyewear: clean frames and lenses with minimal risk of scratches. - Small parts and tools: clean screws, coins, and other small metal components. - Consistent with original specifications: 255 ml capacity, ABS and 304 stainless steel construction, 42-45 kHz ultrasonic frequency, 24 W power, standard package includements.