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Duotone panel — violet briefing on the left, lime-sealed detail sheet on the right.
1S 18650 12V Lithium Battery Capacity Indicator Module Percent Power Level Tester LED Display Board ATMEL 89C2051 IC Pair the laser module with Pair the laser module with an LDR or photodiode sensor on the opposite side of a doorway The device is manufactured using high density non volatile memory technology and is compatible with industry standard MCS 51 instruction set Expert Support 24 7 technical assistance via email and WhatsApp Package Contents:
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