The Asus Zenfone Max (M1) ZB556KL was announced in 2018, October With 5.45 inches, 86.5 cm2 (~82.8% screen-to-body ratio) IPS LCD, Powered by Qualcomm MSM8937 Snapdragon 430 (28 nm) and running Android 8 (Oreo), ZenUI 5, the device delivered smooth performance and multitasking capabilities. Its 13 MP, f/2.0, (wide), 1/3.1", 1.12µm, PDAF rear camera captured crisp photos and 1080p@30fps (gyro-EIS) video, while the Li-Po 4000 mAh, non-removable ensured long-lasting usage.