Specifications Product Name Intelligent Washing Machine Simulation Control KitOperating Voltage DC 5 0VExternal Dimensions 86mm x 100mm x 86mmPCB Dimensions 73mm x 68mmKey Functions K1 Motor StartK2 Working State AdjustmentK3 Water Level AdjustmentK3 K2 Simultaneously Language Switch Chinese English Display Status display for washing machine operationsNote This is a DIY kit you need to assemble and solder Features 1 Compact Design for PrototypingThe 86mm x 100mm x 86mm size offers a lightweight and compact housing making it ideal for educational purposes and prototyping applications 2 Multifunctional Control SystemThe control kit includes three dedicated buttons to adjust the washing machine s motor water levels and operation state providing hands on experience in control optimization 3 DC 5 0V Safe Power SupplyDesigned to operate on a low power DC 5V input ensuring user safety and compatibility with standard electronic devices 4 Status Display for Real Time MonitoringIntegrated display shows working status of the washing machine helping users understand and simulate machine operation effectively 5 Versatile Language SettingsConveniently switch between English and Chinese operation modes accommodating diverse user needs while supporting bilingual learning experiences Package Included 1 x Intelligent Washing Machine Simulation PCB BoardDIY Kit