Peppermint Energy Forty2 Max All-In-One Portable Solar Power Generator with Built-In Solar Panels and 2000Wh Lithium Ion Battery for Off-Grid Camping, RV, Home Use or Emergency Backup Power PORTABLE, NO SETUP. The Forty2 is an all-in-one solar generator designed for one-handed portability. Open up, power on. Its that easy. BUILT-IN SOLAR PANELS. Power laptops, TVs and fans and much more FOREVER in the sun. POWERFUL. Power your refrigerator, computer, TV, power tools, medical equipment and more. LONG RUNTIME. Industry-leading battery capacity up to 2000 Watt-hours. FAST CHARGING. 180 Watts of solar power charges the lithium ion batteries in as little as 3 hours.