The Champion Power Equipment 1638-Wh Lithium Portable Power Station is your compact, feature-packed portable backup battery solution ideal for RVing and camping, tailgating, jobsites, or as an emergency indoor generator during a power outage. The inverter outputs 3200 starting watts, 1600 running watts, and 4500 peak watts (0.5 sec.) and still lets you use over 300 watts of DC power. The advanced lithium-ion battery and management system supply lasting, lightweight, fade-free power. Turn your power station into a solar generator to provide an endless stream of power for your off-grid lifestyle or event. Enjoy your easy, gas-free battery generator for camping or RVing. Power a portable fridge for up to 66 hours or a coffee maker for up to 4 hours. Tailgating? Power a pellet grill for up to 28 hours or watch the big the game on a TV for up to 16 hours. Recharge your smartphone up to 135 times or laptop up to 32 times, power a full-size refrigerator up to 23 hours, or a CPAP machine for up to 26 hours. Charge with 120V AC in about 4.5 hours or use solar (panels not included) or DC power to get charged up in about 4.8 hours. Combine AC and DC for a quick 2.3-hour charge time. Stack 2 power stations together or connect another ParaLINK-capable inverter with the 201108 Parallel Kit (sold separately) to double your power. Certified to ANSI/CAN/UL Standard 2743. Champion Support will back your purchase with a 3-year or 1000-cycle limited warranty and FREE lifetime technical support.