20pcs OPEN-SMART 2.4G Wireless Switch Remote Kit Transmitter Receiver Module 6-Channel Without Programming

Features The kit includes one pair of transmitter and receiver modules And the frequency is 2 5GHz There is the MCU on board with built in encoding and decoding code pairing code When you do the remote control operation for the first time you need to pair the transmitter and receiver and you do not need to do it again in the future It is easy to implement remote control without programming It is very popular for remote control systems such as a wireless doorbell remote control rolling gates smart car smart home etc About the transmitter module 24YK TX Switch number of channels 6 channels Input ports 6 channel key input active low Working voltage 2 5 3 6VDC Working Current 0 15mA Working frequency 2 5GHz Transmission distance 40 meters open area Antenna Built in PCB antenna About receiver module 24YK RX Switch number of channels 6 channels Output port current 2mA max Working voltage 2 5 3 6VDC Working frequency 2 5GHz Working Current 23mA Sensitivity 85db Antenna Built in PCB antenna Great for DIYPackage includes 20 x Transmitter module20 x Receiver module