Wireless anti-lost,anti losing alarm 1.freely set the distance from 0-25M 2.Frequency : 433Mhz 3.Mini style 4.Can d o OEM

Wireless anti-lost alarm

* 256*256 different codes  * Beep & vibration to alarm  * freely set the distance from 0-25M * Transmitter current : 2MA * Receiver current : 5MA * 1-1 matching, no interference   * Frequency : 433.92MHZ Transmitter:33X28X11mm WT10.8gwithout battery BatteryCR2032×1 Receiver:46X38X15mm WT35gwithout batteryBatteryCR2032×1 

Wireless anti-lost,anti losing alarm