... with 3-colors (blue,red,green)LED display, ●5 recycle digital timer , 90, 180, 280, 380 , 480 seconds. Temperature: 60 ... Buildin cool fan to steady and safety working ●Industrial grad ultrasonic transducer makes the unit more powerful and durable . ● 2 ... power cord ●Certification: CE Standard Specifications Model VGT-6250 Ultrasonic Frequency 40 KHz Tank Material Stainless Steel SUS304 Tank Capacity ...