Keyless Electronic RFID Door Lock MID300 Right Hand


This lock is a standalone ID card access door lock. It is designed for all kinds of doors including residential homes, apartments, warehouses, airports, and office buildings. It fits most predrilled 2-3/8" or 2-3/4" backset knob-lock doors. Programming cards is very easy and takes about a few minutes. Programming cards is done by lock, no extra equipment needed. One card can be programmed to many locks. A card also can be deleted from locks. One lock can be programmed for up to 500 cards.
The lock will mechanically automatically lock itself when the door is closed. From outside, you can turn handle but door will not be unlocked. Only way unlock the door from out side is by key or cards. From inside, just turn handle and unlock the door. It works like regular lock no key or cards needed.


Main Features:

  • Novel and noble appearance
  • Simple installation instead of ball style mechanical lock
  • Use standby key to open lock in case of emergency
  • Alert for wrong card
  • Up-to-date material for stable and durable performance

Technical parameters:

  • Suitable for door thickness: 35~50mm² and standard 2 3/8" backset  (2 3/4" backset is available upon request)
  • Requires 4 AA 1.5V alkaline batteries (included)
  • Service life of battery: approx. 20,000 times (up to two years)
  • It will alarm for low power supply and can still open for approx. 50 times

Product Dimensions:


  • Length: 7 7/8"  
  • Width: 2 1/2"  
  • Depth: 1"  
  • Latch center to top: 4 1/2"
  • Latch center to bottom: 3 3/8"


  • Length: 4"  
  • Width: 2 1/4"  
  • Depth: 3/8"  
  • Latch center to top: 2 1/4"
  • Latch center to bottom: 1 3/4"

Package Content:

  • One Keyless Electronic RFID MIB300 right hand lock retail box


  • ID cards are sold separately

How to select:

  • Left-hand or right-hand lock: when looking at the door from OUTSIDE, hinges on left indicate a left hand door, hinges on right indicate a right hand door.
  • Two most popular backset for pre-drilled door. Measure from handle center to edge of door: one is 2-3/8" and another one is 2-3/4 ".

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