4-Way Wireless Remote Control Switch 12V 4-Way Wireless Remote Control Switch Wireless Relay 433Mhz RF Remote Control Switch Transmitter Replacement with 2 * Remote Controllerss

Specification: Type:  4-way Wireless Remote Control Switch Model: C-1204-V1 Working voltage: DC12V Working frequency: 433MHz Total load power: 500W Remote control distance: 100 meters Working temperature: -15-75 ? Weight: Approx. 147g Shell size: Approx. 7.5 * 5.5 * 2.5cm / 3*  2.2 * 1in   Package list: 1 * 4-way Wireless Remote Control Switch 2 * Remote Controllerss Terminal Function Description: 1. (+V - positive input of power supply) 2. (GND - power supply negative input) 3. (1 - KC1 relay normally closed end) (2-KC1 relay common end) (3-KC1 relay normally open end) 4. (4-KC3 relay normally closed end) (5-KC3 relay common terminal) (6-KC3 relay normally open end) 5. (7-KC2 relay normally closed end) (8-KC2 relay common end) (9-KC2 relay normally open end) 6. (10-KC4 relay normally closed end) (11-KC4 relay common end) (12-KC4 relay normally open end)