【Comprehensive Voltage Protection for Appliances】 This Surge Protector offers adjustable under-voltage protection (90V~105V) and over-voltage protection to keep your valuable home appliances, including refrigerators, TVs, air conditioners, and microwaves, safe from damaging voltage fluctuations. 【Smart Delay Start for High-Power Devices】 With a 180-second delay start, this device ensures stable voltage before reconnecting power, preventing potential damage to high-power appliances like air conditioners and refrigerators during startup. 【140J Surge Protection for Sensitive Electronics】 Featuring 140J of surge protection, this protector defends your electronics from power surges, lightning strikes, and voltage spikes, keeping devices such as TVs, computers, and kitchen appliances safe from unexpected electrical disturbances. 【Clear Status Indicators for Easy Monitoring】 Equipped with four indicator lights—output (green), delay (yellow), over voltage (red), and under voltage (red)—to provide real-time status updates, making it easy to monitor power protection for your devices. 【Wide Compatibility for Home & Office Use】 Designed to work with 120V, 15A, and 50/60Hz systems, this Surge Protector is ideal for both home appliances and office electronics, ensuring reliable protection across a variety of environments. Protect your electronics and appliances with this reliable Surge Protector designed for 120V systems. With 140J surge protection, it shields against power surges, lightning strikes, and voltage fluctuations. The adjustable under-voltage protection (90V~105V) prevents damage to devices like refrigerators, TVs, and air conditioners. A 180-second delay start ensures stable voltage before reconnecting, protecting high-power appliances. Featuring four indicator lights for easy monitoring of output, delay, over voltage, and under voltage, this surge protector is perfect for both home and office use, providing reliable protection for your valuable electronics.