?High-technology and advanced wireless remote control products always bring us a lot of convenience and benefits in daily life and some special fields£¬ such as this 4-Channel CDTF-1000-4B Wireless Remote Control Transmitter£¬ which is widely used in the field of electronic door£¬ window£¬ strobe£¬ industrial control and the security alarm system. Our wireless remote control transmitter is featured with strong anti-interference£¬ stable performance£¬ high reliability and low consumption. The best protector and assistant in security and protection. You deserve it!                                    Features             New and high quality<br> Compact design and easy to operate<br> Low power consumption<br> Use for electric curtains£¬ rolling shutters£¬ car park control<br> Launch big power and long remote control distance<br> Strong anti-interference£¬ stable performance and high reliability<br> Widely used in the field of electronic door£¬ window£¬ strobe£¬ industrial control and the security alarm system<br>                                                            Specifications            Channel (keys)    4 Channel    <br>Power Supply    1 x 23A/12V Battery (Not Included)    <br>Control Zone    4 Lines     <br>Color    White    <br>Dimensions    (8.5 x 3.8 x 1.5)cm/ (3.35x 1.5 x 0.59)" (L x W x H)    <br>Model    CDTF1000-4B    <br>Weight    30g / 1.06oz     <br>                                                            Package Includes            1 x 4-channel Transmitter