RF Frequency: 433MHz. RF frequency : 433MHz. Mini receiver Specifications. Battery : 2 CR2016 Battery ( include ). i2.70acOsMIOsMIqI" style="box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; height: 12928.2px; position: absolute; top: 0px; visibility: hidden; width: 1212px; z-index: -1;">.
