Multi-Function Digital Doorbell Clock

Multi-Function Digital  Doorbell Clock
Descriptions:
- Stick the remote control on the door with batteries,the bell wii ring when be pressed. the distance of contorl can be away from 70-100m, the music of bell can be changed when be pressed,there are 16-23 diffrent music.
- Correct time:move the back of the clock can correct the time.
- Alarm clock.move the button back of the clock to the tine that you want, andopen the alarm,clock will be make bb sound when the time is up.
- On and off for oprn and close the alarm
- Can be used as a Clock and a doorbell