HT-12E IC dip switch RF wireless remote control is used to control garage door , slide door , ... , roller curtain, door locks, remote sensing, telemetry, industrial control and wireless security alarm industries. Operating voltageDC12V A23 batteryOperating Frequency315MHz/433.92MHz ... 59x34x13.5mm Optional IC ev1527,HT12E,PT2262,HCS301..etc Dip switch Wireless RF remote control