433MHz 4-Button Car Key Fob

433Mhz Car Key Fob is based on remote control encoder PT2260 which paired with PT2270 or PT2272 utilizing CMOS Technology and has a maximum of 10 bits tri-state address pins providing up to 59049 address codes. It work with 433MHz Codec-Adaptive Wireless Relay and other electronics of PT2270 or PT2272, with this fob and some receivers, you could easy to control your wireless project without programming. Specifications Working Voltage: 12V (27A Bat) Working Current: ≤10mA Working Frequency：433Mhz Transmit Power： 10mW Frequent Deviation： ±75kHz (max) Dimension: 58*30*13mm Documents Please visit our wiki page for more info about wireless 4-button Car Key Fob. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.