433.92MHz Remote Control, Garage Door Remote Control, Wireless Remote Control manufacturer / supplier in China, offering Keychain Barrier Alutech at-4n 868MHz Remote Control for Garage Gate Door, Tuya WiFi Smart Temperature Humidity Sensor Monitor Switch 7-32V Monitoring Thermostat Passive Dry Contact Relay, Tuya Smart WiFi Switch Temperature and Humidity Monitoring 7-32V Switch with Th Sensor, Works with Alexa, Google Home and so on.