The SM-88X is an add-on wireless remote controller which is fully compatible with Air-Alarm II series alarm system. It supports long transmit range, user friendly, and Do-It-Yourself installation. And, it is inexpensive.
- Operating power: 27 Amp 12 Volt alkaline battery
- Wireless transmitting distance: up to 300 ft. (in open area)
- Service life: up to 2 years
- Includes buttons of ARM, partial ARM (in home), and emergency/panic button
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