universal new arrival 220v 433mhz small single channel remote control switch with 2 two dual button remote control

features: 100% new and safe and flexible for operation and install adopt 10a relay which can load 1500w electrical appliances support to control many switches by one remote control support many remote controls to control one switch widely used in garage doors, electric shutter doors, telescopic doors great for remote control, remote measurement and remote sensing, anti-theft alarm signal receiving and various remote controls for home-appliances