a black rectangular device

Cyberpowerbank Tesla Cybertruck power bank 4000mAh phone charger by Cyberbackpack.com. Front view compared to AMEX card. With a battery capacity of 4000mAh, the Cyberpowerbank is perfect for fast-charging devices such as a smartphone up to 2x. With an attractive futuristic design, this rugged shockproof Cyberpowerbank is a modern futuristic accessory that lets you stay connected while using your smartphone on the go. You won't find this USB-A charger listed amongst the power banks Tesla has on its website. The only place you can get this portable charger is at www.Cyberbackpack.com