Original Asus Transformer 3 Pro T303 chargers are listed below, these are listed by the short model of your Asus T303 or by the full model which can be found beneath your Asus transformer 3 pro, for example Asus T303UA-GN047T, however if your full model is not listed, then simply check the first ac adapter called Asus T303UA charger 45W USB-C as this so far fits every model and if unsure and would like to speak to us simply call us or email us.