PRODUCT DESCRIPTION: The voltage regulator features a liquid crystal screen display, allowing you to monitor the exact voltage at any time for optimal usage efficiency. It effectively addresses issues caused by unstable household voltage, providing a stable output of 220V. PRODUCT INFORMATION: Product Name: Voltage Regulator Stabilized Power: 3KVA Input Voltage: AC 140-260V Output Voltage: 220V ±8% Overvoltage Protection: 250 ±2V Undervoltage Protection: 185 ±2V Delay Protection: 5 seconds Over Temperature Protection: 110 ±10 Stabilized Frequency: 50HZ/60HZ Efficiency: 90% Resistance Degree: >5M Package List: 1 * Voltage Regulator 1 * Manual WARNING: 1. Before using, ensure the power connections are correct and avoid reversed power lines. 2. Accurately calculate the load power to prevent overload. 3. This voltage regulator has a maximum power capacity of 3000W, with an instant startup capacity of 2150W.