Japanese Voltage Regulator: AUTO STAC Model: ST500W4 Capacity: 500VA (approximately 300 actual watts) Suitable for light and medium appliances Features Original Japanese manufacturing with high build quality and long operational life Automatic voltage stabilization that maintains current stability Reduces the impact of voltage drops and surges on appliances Servo system for gradual voltage adjustment, better than regular types Supports 110V and 220V outputs with conversion capability Protection against overvoltage, undervoltage, and overcurrent Voltage meter to display electricity status directly Durable design withstands long-term use Suitable for sensitive light to medium electronic devices For sale to the highest bidder Contact number via WhatsApp only ( Phone number appears when clicking the contact button )