D5 / D5N

Waterproof Wireless DIY Lock Kit
> Metal design & Waterproof Keypad, can install outside
> 433MHz Rolling Code technology
> 500 PIN/card users (D5)
   100 PIN/card users (D5N)
> 4~8 digits PIN, 125KHz EM card (D5)
   4~6 digits PIN, 125KHz EM or 13.56MHz Mifare card optional (D5N)
> Communication distance: 50m Max
> Open/Close by Keypad, transmitter, or touch the lock
The D5 / D5N is a Wireless smart lock kit for home use, it includes Wireless Keypad (metal, waterproof) + Wireless Lock + 2pcs Remote Transmitters + 5pcs RFID Tags 
433MHz Rolling Code of encryption algorithm and the split design guarantee higher-secure.