ISonic Ultrasonic Denture / Dental Appliance Cleaner, model D2830, offers best performance and price combination. It's sized for a large pair of dentures, appliances, or joined appliances. It cleans deep inside difficult to reach places such narrow crevices and small holes. Combined with iSonic White Ultrasonic Denture Cleaning Powder (sample included), it'll remove toughest stains and buildups. It can also clean jewelry, watches, eyeglasses, etc. Digital timer with 5 settings:180, 280, 380, 480 and 90 seconds. On/Off switch to turn it on or off anytime. Polished stainless steel tank for easy cleaning and maintenance. 1.3 Pt / 0.6 L tank capacity. Tank size (oval) 6.3"x3.4"x2.0" / 16x8.7x5 cm. Unit size 7.4"x4.7"x4.8" / 19.5x12x12.2 cm. Power 35 W, 110 V. Accessories included: plastic basket, watch stand. White color. Work best with iSonic Ultrasonic Denture Cleaning Powder CSDW01 (a sample packet is included). 5 international safety certifications including GS for Germany which has the toughest safety standard assure highest quality.