1. 2 SIM Card Tray + Micro SD Card Tray for Asus ZenFone 4 Max ZC520KL.
2. Replace your broken or unworkable one.
3. Each item has been checked and in good condition before shipping.
4. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts.