Goal Zero Sherpa 50 Recharger Charge in 2-3 hours from wall, or 4-6 hours from car, or 5-10 hours from solar (Goal Zero's Nomad 13 solar panel sold separately) Sample run times: laptops 1-3 hours, tablets 15 plus hours Bolt-on inverter converts Sherpa 50 into a wall plug (sold separately) Compact and lightweight - less than 1.5 pounds Includes Sherpa 50 and AC wall charger