Relay Switch Board 12V 2 Way for Circuit Communication

1 This is a 2 channel 12V relay output board module, which is easy to install and can control most electrical appliances and other devices with current. 2 The relay module has strong driving ability, low power consumption, high exactness and stable performance. 3 The relay module of portable design is easy to operate and can communicate with RS485 TTL. 4 The interface design of the relay module is humanized to meet the needs of more trigger applications. 5 The relay module has a wide range of applications and is suitable for operation by college students, engineers, and technicians.

What's in the box
1 x Relay Module