Operation mode: Mechanical Power mode: AC Rated voltage: 90-250 V Rated power: 3 W Rated frequency: 50-60 Hz Color: White Product specifications: US standard, UK standard, EU standard Power supply mode: DC Product use: Power saver, throttle Specifications: 1. Household high-efficiency power saver with voltage stabilization to help maintain stable power consumption, improve power factor, stabilize voltage and current, reduce line loss, suppress surge interference, and potentially extend the service life of electrical appliances. 2. Built-in protection device helps prevent current waveform distortion and protects connected household appliances. 3. Electronically controlled capacitor helps balance current and improve efficiency of electrical devices, reducing wasted energy. 4. Low power consumption design allows for continuous 24/7 operation without significantly increasing electricity usage. 5. Suitable for use with air conditioners, washing machines, refrigerators, fans, televisions, pumps, audio equipment, fluorescent lamps, and other common household appliances. 6. Designed to optimize voltage supply and improve overall electrical efficiency. Package Included: 1 x Power Saver