There’s a powerful 72W of charging power out there with this unit: 45W from the front, 27W while in the back again. That’s ample to fast-charge various mobile devices at once, as long as they support possibly USB C Power Delivery (PD) or QC 3.0. Most phones and tablets support https://socialistener.com/story4382161/iottie-wireless-car-charger-auto-sense-qi-charging-fundamentals-explained