This Ugreen Qi charger is a stable wireless charger which has a double coil for reliable charging. It is a case friendly charger which up to 0.2 inch and metal objects, magnetic objects and credit cards should not be attached to the phone, so it does not get charged easily. It allows the phone to charge horizontally and vertically as per the requirement of the user so that they can view all the angles at all times. So, with this product, you can wirelessly charge your mobile phone on the go by saying goodbye to all the messy cables. It has built-in dual coil design with high efficiency charging safety and non-radiation. It has an anti-slip rubber base with a non-slip groove and Type C charging port.