AUTO SWITCH TO SHORE POWER - This 3500W inverter's connectivity to shore power ensures a continuous and dependable supply of electricity, even without a stable power source. This feature offers reassurance and operational efficiency, ensuring seamless backup power both on and off the grid. Whether in remote locations, RVs, marine environments, semi-trucks, or during temporary power outages, the inverter's ability to connect to shore power ensures that critical operations remain uninterrupted, safeguarding against any potential downtime. WELL-BUILT 3500W PURE SINE WAVE INVERTER/ 7000W PEAK POWER - Utilizing advanced pure sine wave technology, it efficiently converts stable quality current for your electronics and home appliances. Run your equipment seamlessly without any strange buzzing sounds, ensuring a smooth operation when your electronics are turned on. With additional electrical connectors, it accommodates more of your machines, providing power whether you're on an RV camping trip, a road trip, van life, or even during travel.