Sentry Remote control transmitters and receivers have a short range frequency @433.92 MHz, and range up to 100 metres in clear line of sight.
Features: 1 & 3 button, Key fob type, Cased in high quality ABS / PVC, 433.92 MHz, Surface mounted technology, SAW resonator stabilised, Power by ready available internal 12v batteries (L1028 12 volt), Output power +1- 0,25mW, Stability + 1- 50 KHz
Benefits of using Sentry remote control transmitters and receivers: Total convenience, Quality and reliability. Eliminating the need for excessive wiring (keeping installation and maintenance costs down). Fob transmitters, 1, 3 & 4 channel. Easy to program (enter and delete users), the ease of opening and closing doors, raising and lowering barriers and shutters, To assist the lesser able, Calling attention in a panic situation, Activating various types of alarms, Used as an accessory with many different electrical products both in industry and in the home, Always having the switch in your hand, pocket or around your neck
Sentry remote control transmitters and receivers have all UK & European approvals EN 300 2201, MPT 1340 & MPT 1344, BAPT ZV 125 & ETS 300 683