Wireless Remote Switch DC 8V/12V/24V/48V/72V/86V 30A Relay RF Remote Control 328ft Long Range for Anti-Theft Alarms Security Systems Roller Lind Door

RVBOATPAT Wireless Remote Switch DC 8V/12V/24V/48V/72V/86V 30A Relay RF Remote Control 328ft Long Range for Anti-Theft Alarms Security Systems Roller Lind Door

DieseRC DC 12V 24V 30V Secure Remote Control Switch Universal Wireless 433Mhz Rf 10A Relay Receiver Board with 2 Transmitter Key Fobs for Motor Light Gate Door DIY Wireless Controller

BRINGSMART 12V 27rpm DC Worm Gear Motor 50kg.cm Self-Locking Engine Reversed Mini Turbine Geared Motor for DIY Robot Rotating Table Door Lock Curtain Machine (12V 27rpm)