HD-01--The first 4 in 1 wireless doorbell in the world

1. The first wireless doorbell in the world with 4 in 1 functions: Doorbell + Smart human body induction light + smart burglar alarm + emergency torch.

2. Humanized  & simple design, it can be easily installed, everyone can do it and remove it

3. Accurate technology of “smart frequency different codes”, thus can prevent from disturbing each other of doorbell.

4. Built-in learning code function, one doorbell receiver could work with unlimited transmitters , suitable for the house with multiple entrances,  convenient for group use and can be DIY combination later.

5. The working distance is more than 280 meters in open air and it has been tested and proved.

6. It can meet different requirement of home use, hotel use, office use, factory use etc.

7. Low power consumption less than 0.001W, 12V 23A battery used and only consumes the power when the buttons is pressed.

8. Long battery life can last upto one year in the normal use (not more than 30 times a day)

9. It contains 36 pieces of 16-chord ringtone, beautiful nature sound same as the music box and loud

10. Waterproof transmitter part

11. Buttons for volume adjustment and music choice.

12. As the induction light and the the alarm, the induction area is 2~5M with 110 degree round shape

13. Switch buttons for easy shifting

14. upto 90db sound as the warning and scaring

15. Emergency torch: will be on when someone approach it and keep the torch in hand

16. Transmitter 7*4*1.5 cm  receiver:10.5*6.6*2.8 cm