Asus Zenfone 5z ZS620KL Battery and Software

Battery and Software

The device's battery is a non-removable 3300 mAh Li-Ion unit, capable of supporting a full day of typical use. It features 18W wired charging, which provides decent charging times. When originally launched, it ran on Android 8.0 Oreo, with an upgradability path to Android 10, ensuring users can access the latest features and security patches.