Mach 51 is built for people who live on the road - commuters, cab drivers, road trippers and families who need dependable fast charging for multiple devices. This high-power 51W car charger combines a USB-C port with Power Delivery up to 30W and PPS up to 33W, plus a USB-A port with Quick Charge up to 18W, so you can quickly top up modern phones and tablets while staying broadly compatible with older devices and accessories.. Add built-in protections against overheating and overcharging, and Mach 51 becomes the one compact car charger that stays ready for every trip