Item Type: Alarm Clock Material: Plastic Weight: Approx. 217g / 7.7oz Product Size: Approx. 16.5x10cm / 6.5x3.9in Power: USB data cable USB Data Line Voltage: 5V Battery Model: CR2032 Voltage: 3V Nominal Battery Capacity: 210mAh Battery: One Button Battery (delivered with supporting battery) Function Description 1. Three Groups of Alarm clocks: Each group of alarm clocks can be individually set for single break, double break, and daily alarm; With snooze function. 2. Touch function: 1 adjust the brightness; start snooze; turn off the alarm clock; 4 turn off the display. 3. Display mode: Only display time; 2 Time, date and temperature cycle display. 4. Adjustable brightness mode: Three levels of automatic light-sensing; Three levels of manual brightness adjustment 3 can turn off the display. 5. Memory mode: (1) 2030 battery is installed, memory travel time without power supply (2) Without battery and power supply, remember the last clock and various setting modes. 6. Three levels of alarm volume: momentarily press the "" key. 17 USB output: DC5V1A 18 power supply mode: plug in and use the distribution USB adapter cable. Input: DC5V1A. Package List 1 x Mirror Clock 1 x Manual 1 x USB Data Cable 1 x Button Battery 1. Please allow 1& 8209;2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1The multifunctional alarm clock can be used not only as a daily alarm clock but also as a mirror. 2It has a wide range of applications and is suitable for gifts to adults or children. 3LED display, highdefinition mirror display can make you clearly read the time on the alarm clock. 4Builtin temperature sensing device, the sensing ambient temperature appears on the screen, and the date is automatically displayed. 5Automatic lightsensing function, the threelevel brightness is automatically adjusted according to the environmental brightness, and the lightsensing window is in the upper left corner of the side of the product.