3000W Pure Sine Wave Inverter Charger: This inverter charger delivers stable and uninterrupted pure sine wave power for refrigerators and more. It ensures reliable backup for home outages or off-grid adventures. (Recommended load per outlet: under 1200W) 5 Smart Working Modes: This pure sine wave inverter charger features Unattended, AC Priority, Battery Priority, ECO, and Generator modes, making it ideal for RV travel, camping, and home backup power in any situation Wide 12V Battery Compatibility: Designed for 12V batteries only, this solar power inverter charger works with LiFePO4, Lithium-ion, Gel, AGM, SLA, and FLD batteries. With less than 60dB of low noise, it charges quietly without disturbing your sleep Remote Control Convenience: This low frequency inverter charger includes a 32.8 ft /10 m remote cable and detachable controller, allowing flexible installation, remote operation, and easy system monitoring Comprehensive Security Protection: This off grid inverter charger is built with overload, short circuit, over-temperature, over-current, battery over/under-voltage, and AC over/under-voltage protection to safeguard both your equipment and batteries