Features: 1.[ONE TO MANY] One switch can be equipped with multiple remote controls, or one remote control can be equipped with multiple switches, which is convenient to use. 2.[3 WORKING MODES] Users can realize jogging, interlocking or self locking working methods by short circuiting the pads, with powerful functions. 3.[SELECTABLE] Users can choose RC buck or power module buck, which can adapt to different working environments. 4.[EASY TO USE] This controller can output dry contact signal and output live. The operation is simple, the matching is flexible, and it can be combined arbitrarily. 5.[MAIN APPLICATION] This controller is mainly used in lighting, electric doors, windows, lifting equipment, elevator control and security industries and other fields. specification:Item Type: Relay Remote Switch Material: ABS Working Voltage: DC12V, 24V (adjusted by jumper) Current: Standby less than 6mA, working less than 128mA Operating Temperature: -10 degrees Celsius to 80 degrees Celsius Receiver Frequency: 433MHZ Receive Sensitivity: -105dB Output State: Switch quantity Maximum Load: 10A relay, resistive load less than 8A, inductive load less than 3A Remote Control with Built in Battery: 4 x CR2016 (75mAh) PackageList:1 x Relay 2 x Remote Control