Fast and Efficient Charging 15W wireless charging combined with QCPD 20W fast charging significantly reduces waiting time Safe and Smart Technology Features foreign object detection to prevent overheating and unnecessary power consumption Convenient Charging Experience Effective charging within an 8mm range and compatibility with phone cases up to 5mm thick, eliminating the need to remove the case Wide Compatibility and Portability Compatible with most smartphones and tablets, designed for space-saving, lightweight, and portable use Reliable Heat Dissipation Advanced heat-dissipation design ensures stable and safe charging Specifications Model E30 Output PD QC 20W15W wireless charging Capacity 10000mAh Size 70 x 65nbspx 18mm Note Metal cases, cases with rings, cases with bank cards, or cases with magnets are all not eligible for the wireless charger.