16 Channel Relay Interface Board with Optocoupler Useful for Home Smart Control

Category

Relay Accessories

Store

eBay

Brand

Unbranded

2, The use of industry quality isolation optocoupler, anti-interference ability, stable performance; trigger current only 3mA;. 1, With optocoupler protection. i/o port drive low level effective. Low-Level Trigger: Designed for convenience and versatility, this low level trigger relay module supports low-level triggering.

10.58 GBP