The Slate truck will be able to charge at Tesla Superchargers, the startup announced on Tuesday. And, since it comes from the factory with the Tesla-style North American Charging Standard (NACS) port, owners will be able to plug in without a dongle. What's more, the Slate's NACS port is situated at the driver's side rear of the truckjust like in a Teslaso drivers will be able to park normally.