Most recent Huawei phones like the Huawei Mate30 Pro can make use of the Huawei 27W SuperCharge Wireless Charger to get charged wirelessly up to 27W. Even though the Huawei charger only enables max 27W wireless charging for the Huawei Mate30 Pro and certain Huawei phones, the charger also allows older Huawei and non-Huawei Qi-enabled phones to be charged as well. The Huawei Mate20 Pro for instance can charge at max 15W while other non-Huawei Qi-enabled phones will get up to 10W of standard Qi charging from the Huawei 27W SuperCharge Wireless Charger.
Here we can see how the Huawei 27W SuperCharge Wireless Charger looks like after purchase. Note the Qi logo on the charger's box which means the charger may have been Qi certified. The charger also advertises that it has been certified by Germany based TUV Rheinland for safe charging compliance.
You can keep the Huawei 27W SuperCharge Wireless Charger charged using a 40W Huawei SuperCharge based AC power adapter. The 40W based Huawei SuperCharger uses its own proprietary SuperCharge charging up to 40W to power the Huawei charging pad.
The Huawei 27W SuperCharge Wireless Charger only comes with a USB Type-A to Type-C charging cable accessory. You will need to purchase a separate 40W based Huawei SuperCharger to connect to the Huawei charging pad in order to keep it charged. Note the Huawei SuperCharger should also be connected using the supplied USB Type-A to Type-C cable for fastest charging.