There is no doubt that this 2-Channel CDTF1000-2B Wireless Remote Control Transmitter + CDR-12V-30A 260-433MHz 12V 2-Channel Wireless Receiver Controller Set acts as a significant tool in electronic door￡? window￡? strobe￡? industrial control and the security alarm system. Matching with high quality transmitter which is featured with strong anti-interference￡? stable performance￡? high reliability and low consumption￡? the wireless controller in the set can be applied to electrical control circuit such as anti-theft alarm￡? remote control electric windows￡? signal control￡? industrial control￡? lifting equipment and so on.A trustworthy transmitter + controller set for you!                                    Features             Include a wireless remote control transmitter and wireless receiver controller<br> Convenient to operate and easy to use<br> Stable performance and low-power consumption￡? long service life<br> Compact￡? high sensitivity￡? and easy to debug<br> It applies to electrical control circuit￡? such as anti-theft alarm￡? remote control electric door and windows￡? signal control￡? industrial controls￡? lighting￡? lifting equipment and so on<br> The controller delivers high secrecy￡? large storage￡? capability stabilization and low wear-off character<br> The transmitter is featured with strong anti-interference￡? stable performance￡? high reliability and low consumption<br>                                                            Specifications            Receiver         <br>Channels    2 Channel    <br>Operating Voltage    12V    <br>Static State Work Current    ?ü7mA    <br>Received Sensitive    -105dBm    <br>Input Current    ?ü30A    <br>Operating Frequency    260MHz - 433MHz Selectable    <br>Dimensions    (7 x 5 x 2.3 )cm/ ( 2.76 x 1.97 x 0.91)" (L x W x H)    <br>Weight    48g / 1.9oz    <br>Model    CDR-12V-30A    <br>Transmitter (Remote Control)         <br>Channel (keys)    2 Channel    <br>Power Supply    1 x 23A/12V Battery (Not Included)    <br>Color    White    <br>Dimensions    (11 x 5 x 1.5)cm/ (4.33 x 1.97 x 0.59)" (L x W x H)    <br>Model    CDTF1000-2B    <br>Weight    42g / 1.48oz    <br>                                                            Package Includes            1 x 2-channel Controller1 x Transmitter