RODOT 433 MHz RF Transmitter Superheterodyne Learning Code 1527 Encoding 433Mhz Remote Control Switch For Arduino Module DIY

Specifications (Technical Index): Model Number: TX118SA-4. Transmitting Power: 11dbm. Distance: 20-50 M. Emission Current: 10MA. Standby Current: Less Than 3UA. Rate Of Fire: Maximum 10KB / S. Transmit Deviation: +/- 7. 5KHZ / Narrow-band Emission. Modulation: ASK. Operating Voltage: DC 3V-24V. Encoding: EV1527 1527 Learning Code. Customizable Special Code: MCU Type.Optional Fixed Encoding Type: PT2262 / EV1527 / HT6P20B (Minimum Order:500pcs). Key Data: A, B, C, D groups of 4 inputs can be combined into 15 groups.Standby current: <3UA. Each module has a unique ID address code. All modules K1-K4 four key code is the same. Pin Description: - : Negative power supply. +: Positive power supply, DC 3-24V. K1: External input keys, short to ground start transmitting data to 1, the A button on the remote control.  K2: External input keys, short to ground 2 start transmitting data, the equivalent of the remote control B button.  K3: External input keys, short to ground start transmitting data 3, the equivalent of the C key on the remote control.  K4: External input keys, short to ground 4 start transmitting data, the equivalent of the remote control D keys  ANT: transmitting antenna. Packing List: 1Pcs * TX118SA-4 Mini Wireless RF Remote Control Transmitter Module