RV maker's self-driving tow sled packs battery power of 2 Cybertrucks

Lightship is part of the new guard of Silicon Valley-based high-tech electric camper builders. It became one of the first self-powered trailer pioneers to market when it began production of its AE.1 telescoper last summer. Now it's launching a different type of self-driving, battery-bulked electric trailer, one that could have an even bigger impact on how the world tows. The all-new Powersled is a simpler cargo trailer based on a chassis outright overflowing with lithium battery power. It should...