Specification: - Material: Plastic + Glass - Size: 158*77*55mm/6.2 x 3 x 2.17 inches - Net Weight: 124g/4.4oz - Time Display: 12/24 hours system - Battery Backup: 1 x CR2016 Button Battery (included) - Brightness Level: high, medium, low - Snooze Function: Snooze last for 2 minutes - Power Supply Mode: 5V2A - Compatibility: Compatible with iphone, Android phone charging - Memory function: built-in a CR2016 button battery, when the external power supply is off, the time and various settings remain unchanged, the external power supply is not displayed after the power is off, so as to avoid the next use and then repeat the settings Features: - Large LED Display: Easy to read the time no matter of the distance. Mirror alarm clock with stylish appearance can be used as a mirror, perfect for home décor and daily use - Auto Adjust Brightness: Bright/Medium/Dim,3 kinds of brightness can be automatically switched according to time. no need to adjust the light every time,very convenient - Smart Alarm with Snooze: Can set wake-up times, to wake you and your partner up at desired time. Snooze function allows you to suspend the alarm temporarily and catch a little extra nap - Powered by USB & Battery Backup: The alarm clock with USB charger can be powered by USB devices, Battery Backup (includeds) helps to memorize all settings when meet power outage - Dual USB Charging Ports: Equipped with two USB charging ports on the digital alarm clock, you can charge two devices simultaneously with total 2.1A output. No need to worry about low battery when you play your phone on the bed Package Include: 1 x LED Digital Alarm Clock 1 x CR2016 button battery (insulated) 1 x USB Cable 1 x User Manual