50W maximum output from 4 high-efficiency monocrystalline panels USB-A (5V @ 3A, 15W max) and USB-C (5V/9V/12V, up to 2.25A) outputs Barrel port (18V @ 2.7A 5.5x2.1mm) Open circuit voltage (VOC): 22V Weight: approximately 3-3.35 lbs Dimensions (folded): ranges from 8.74' x 13.89' x 1.33' to 11.25' x 11.25' x 1.63' Dimensions (unfolded): ranges up to 46' x 11.25' x 0.75' Built-in kickstands, protective casing, and 10' barrel-to-barrel cord included Expected lifespan: 20 years; 5-year limited warranty