erfect for proto-typing circuit, electronic and electrical experiments without soldering. Packing 12 x 170 tie-points 6 colors Mini small solderless breadboards,each colors two pieces. (every pieces […]
Features 5VDC two channels relay interface board From our tests, the control signal is 3.3V compatible, yet the VCC needs to be 5VDC. So you can use […]
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