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Duotone panel — violet briefing on the left, lime-sealed detail sheet on the right.
RF Explorer 3G+ IoT Shield for Arduino MC 38 Wired Magnetic House Security Alarm Sensor for Door and Windows Over current Protection 3A rated Over current Protection 3A rated for reliable performance align the mounting tabs 868 MHz LoRa Arduino Native Integration: Direct UART connectivity with Arduino Uno Mega Due eliminates need for external interface hardware or USB adapters
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