Product Description:

• Activation method: high level
• 5V relay module
• Can be used for microcontroller development or home appliance control
• TTL control voltage 5V - 12V
• Can control DC or AC signals, as well as 220V AC loads
• Normally open/closed contact
• Power indicator
• The controlled lights are on when activated and do not light up when disconnected
• Increase relay flyback circuit, control with high resistance to pins
• Control pins feature pull-down circuits to prevent relay malfunction.

Included in the package:

• 1 x Single-channel 5V relay module