Wireless DIY Access Control 

> 500 PIN/card users
> 4-8 digits PIN, 125 KHz EM Card
> With two Remote Transmitters
> 433MHz Rolling Code technology
> Communication distance: 50m Max
> Ultra low power consumption
The D2 is a wireless smart lock kit for glass door use, it includes wireless keypad + Wireless Lock + two Remote Transmitters.
433MHz Rolling Code of encryption algorithm and the split design guarantee higher-secure.