Wagan Power Inverters are one of the leaders in mobile and off the grid power supplies. Offering TrueRated power. That means if rated for 450 to 10,000 you will receive that wattage continuous under a full load. Tested for over 24 hours. When other brand drop under load over time. Wagan wants their products to last and shine whatever you throw at them. So that is why they uses top quality components and MOSFETs the key factor in reliable inverter manufacturing. Wagan builds their power inverters with High Peak Surges that allows up to 3x the continuous rating to support high surging appliances. Wagan Slimline series are just what you think a slim design and still packing power. Great for your vehicle applications to power laptops, game systems to even powering power tools and batteries. But if you find you need more check out the Proline offering more power. Great for those RVers, campers, and overlanding crowd | Wagan Slimline 1500W Inverter 3722