GENMAX 5500W Portable Hybrid Inverter Generator,3800W Rated/5500W Peak,Hybrid Boost Technology,CO Sensor,EPA Certified, Quiet for RV Camping&Home Backup Emergency Power (GM5500iHD,Gas&Battery Hybrid)

【Revolutionary Hybrid Boost Technology】 3800W Rated / 5500W Peak Power. Our exclusive hybrid assist system integrates a gas engine with a detachable battery to deliver explosive peak power, capable of starting both a 15,000 BTU and a 10,000 BTU air conditioner at the same time. Enjoy 5500W-level peak performance in a lightweight, compact 2000W-sized frame.

【 300W Battery-Only AC/DC Output】Power 300W of AC/DC devices without ever starting the engine for zero noise operation—ideal for camping and quiet office use. With auto charge & stop, it reliably meets your daily low-power needs continuously and conveniently.

【144Wh portable power station】 The external battery supports bidirectional charging and discharging with independent output ports, so it works standalone as a power bank for phones, laptops and devices. It can be recharged with any Type‑C charger, no special adapter needed. You get a complete generator plus a dedicated 144Wh portable power station in one system.

【Smart Auto-Charge & Extended Runtime】In auto mode, when the battery voltage is below 16V, the generator automatically charges the battery while supplying power to the load (fully charged in about 1.5 hours), with no manual operation required, ensuring continuous and stable power supply.

【Clean & Quiet Energy for Sensitive Devices】 Delivers ≤3% Total Harmonic Distortion (THD) pure sine wave power, safe for sensitive electronics like laptops, phones, and medical equipment, Perfect for modern digital lifestyles.