1、The multifunctional alarm clock can be used not only as a daily alarm clock but also as a mirror. 2、It has a wide range of applications and is suitable for gifts to adults or children. 3、LED display, high‑definition mirror display can make you clearly read the time on the alarm clock. 4、Built‑in temperature sensing device, the sensing ambient temperature appears on the screen, and the date is automatically displayed. 5、Automatic light‑sensing function, the three‑level brightness is automatically adjusted according to the environmental brightness, and the light‑sensing window is in the upper left corner of the side of the product. 1 x Mirror Clock 1 x Manual 1 x USB Data Cable1 x Button Battery Item Type: Alarm ClockMaterial: PlasticWeight: Approx. 217g / 7.7ozProduct Size: Approx. 16.5x10cm / 6.5x 3.9inPower: USB data cableUSB Data Line Voltage: 5VBattery Model: CR2032Voltage: 3VNominal Battery Capacity: 210mAhBattery: One Button Battery (delivered with supporting battery)Function Description 1. Three Groups of Alarm clocks: ①Each group of alarm clocks can be individually set for single break, double break, and daily alarm; ②With snooze function. 2. Touch function: ①1 adjust the brightness; ②start snooze; ③turn off the alarm clock; 4 turn off the display. 3. Display mode: ①Only display time; ②2 Time, date and temperature cycle display. 4. Adjustable brightness mode: ①Three levels of automatic light-sensing; ②Three 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.