When one charge just isn&';t enough, Flip 24 charges and boosts your gear from SEA to JFK and every layover along the way. Tech Specs Charge Times USB Power Source: 4 Hours Nomad 5 Solar Panel: 8-16 Hours Nomad 10 Solar Panel: 4-8 Hours Ports USB Port (output): 5V, up to 2.1A (10.5W max), regulated USB Port (input): 5V, up to 2.1A (10.5W max) Battery Details Battery Type: Li-ion NMC Battery Size: 24.12Wh (3.6V, 6700mAh) Cell Type: 2x 18650 by LG chem/Samsung Lifecycles: hundreds of cycles Shelf-Life: Keep plugged in, or charge every 3-6 months Fuses: none Management system: Charging and low-battery protection built-in General Chainable: No Simultaneous Recharge & Discharge: Yes (Pass Through) Weight: 4.6 oz Dimensions: 3.7 x 1.63 x 0.83 in (9.4 x 4.1 x 2.1 cm) Operating Usage Temp: 32-104 F (0-40 C) Certs: CE, FCC, ROHS Warranty: 12 Months