SONOFF RM433R2, 4-button RF433 remote controller

Features:

The remote control operates at RF 433 MHz frequency 4 buttons control 4 different Sonoff devices Compatible with Sonoff RF, Slampher, 4CHPRO, RF Bridge, TX series wall switches and other devices supporting 433MHz communication protocol
Modern design, compatible with Sonoff wall switches, blends seamlessly into the interior
Note: battery is NOT inluded

Technical specification:
Compatible with: Sonoff TX series, RF Bridge, 4CHPRO etc
Frequency: 433MHz
Transmission distance: 20-30m
Number of buttons: 4
Supported battery: 1x 12V / 27A (battery not included)
Material: ABS
Safety class: V0 fire-retardant
Dimensions: 50mm x 30mm x 12mm
Weight: 27g
Colour: black/blue

Warranty:

24 months