Battery-controlled, low-power alarm.Wide input voltage supply from 5 V DC to 15 V DC.<br> Each alarm can be configured with different contents independently.<br> SMS be sent to a maximum of 6 pre-installed mobile phones when any alarm is triggered.<br> Fully 8 input signals and you can select the input port as NC or without mode for signaling.<br> It is used in home security, warehouse security, remote unmanned areas, security.<br> Specification:<br> Condition<br> Colour:black<br> Material:ABS plastic<br> Size:66 * 62 * 22mm<br> Package Contents:<br> 1 * GSM Alarm<br> 1 * Antenna<br> 1 * Cable<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store