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8 Channel Relay Module Board For Arduino Optocoupler Smart Home Switch Max 10A AC 250V
- DC voltage relay
- load power trigger
- 5v/12v for option
- optocoupler isolation module
- Product description: 8 Channel Relay Module Board For Arduino Optocoupler Smart Home Switch Max 10A AC 250V
PRODUCT INTRODUCTION
8 Channel Relay Module Board For Arduino Optocoupler Smart Home Switch Max 10A AC 250V
supports low level trigger four-way relay expansion board development board optocoupler isolation module
Lower Singal leval trigger
one channel, two channels,four channels,eight channels
1 channel, 2 channels,4 channels,8 channels