The RM433R2 remote controller is an updated version for RM433 with 433MHz, more smooth surface equipped with a better smart chip for a farther distance of RF control on your SONOFF devices. Designed with 8 buttons to perform various functions in running on different types of devices. Such as fan speed adjustment, brightness setting, etc. The simple and stylish look gives any surface a beautiful decor when it is stored on the wall. Strong compatibility. It can be paired to control SONOFF RFR2, RFR3, SlampherR2, iFan03/iFan04, D1, TX series, 433 RF BridgeR2 and other devices supporting 433 communication protocol and other devices supporting 433 communication protocol. Pairing with your devices is extremely simple and takes no time at all, simply press any button on the remote controller to pair with the device you need to control. Quick installation. Can match the base to be stored on the wall with double-sided 3M tapes or screws.

Note:
1. The base are not included, please purchase them separately.
2. To ensure you can listen to the pairing sound, please don't press the MUTE button when pairing with your device