GemOro Sparkle Spa Pro Professional Ultrasonic Machine in Black Prestige Series Personal Ultrasonic Jewelry Cleaner. The GemOro Sparkle Spa Pro is the creme de la creme of advanced, digital, true professional grade personal ultrasonic jewelry cleaners. Designed for the discriminating, haute individual with fine couture jewelry, diamonds, gold, silver and platinum bling that needs to be cleaned and maintained. With the Sparkle Spa Pro's powerful ultrasonic sound waves scrubbing your fine jewelry, this is the ultimate cleaner to keep it always looking amazing and showroom new from the convenience of your own home. Advanced Professional Features: True professional grade ultrasonic jewelry cleaner for the home. Approximate 25oz (750ml) tank capacity. Powerful 42,000Hz energy producing sound waves per second. Digital timer. Auto shut-off function - 5 Cleaning cycles 90, 180, 280, 380 and 480 seconds. Safely cleans most jewelry using regular tap water (for best results use GemOro Sparkle Pak Plus solution Item No.0937 sold separately). Bright blue LED illuminated stainless steel tank. Auto-opening transparent evaporation-free cover. Quiet solid-state circuitry. Elegant European contoured design with chrome accents. Removable basket and bracelet/watch holder included. 50/60Hz. 1 Year limited replacement warranty. Item Weight: 2.25lbs. Item Dimensions: 9 x 6.25 x 6.5 Inches.