H/L Level Triger Self-Lock/Interlock 5V 3-Channel Relay Module Ic New zw
12,07 €
Relay Module H/L Level Triger Self-Lock/Interlock 5V 3-Channel Ic New. This product is 3 channel self-locking and interlocking relay function.Keep button on 3 second when set tirgger level. it will automatic switchover self-locking and interlock function.
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