heat it for iPhone 15 & 16 models (also Plus, Pro and Pro Max) has a USB-C connection and is also compatible with Android smartphones. The Apple MFi certification ensures best functionality and highest security. In a few smartphones from e.g. OnePlus or OPPO the function "OTG" has to be enabled manually. Note: for technical reasons, this heat it variant cannot be operated via an adapter on an iPhone 6s - 14.