The Best Solution For Outdoors Camping S300 power station wights 7.5Lbs. With a handle, you can take it anywhere you want to go. A small energy solution with big performance. Meet all your need when camping The compact and lightweight design makes the S300 a Portable Power Station, perfect to use in a campervan, or on a camping trip. With capacity of 288Wh and built-in 300W (surge 500W) strong inverter, S300 could make you have a wonderful holiday.