Huayao 5PCS 5V One Channel Relay Module Board Shield For PIC AVR DSP ARM for SCM Household Appliance Control
Features:
1.Name: 1 Channel Relay Module Board
2.5V relay module 1 way relay module
3.New 5V relay module
Can be used as a microcontroller development board module, can be used as a home appliance control
TTL 5V-12V control signal
Control the DC or AC signal, can control the 220V AC load.
There is a normally open and normally closed contact
Power indicator light
Control lamp, pull off bright, bright
Transistor drive to increase the relay coil, control the foot high impedance.
The control pin has a pull down circuit to prevent the false action of the suspended relay
Package include:
5 x modules