Product parameter: Voltage:220V Net weight:0.6kg Function: drying sterilization sterilization Frequency:50Hz Material:ABS Power:16-18W Service life:5000hours Timing Function: 1-24 Hours. Color:black and white Note: When the timing function been turned on, the panel will show " 1-24"(adjustable), means the machine will turned off automatically after "1-24"Hours.