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Begin by connecting the HLK SW16 to a 12V DC power supply with at least 2A capacity to ensure stable operation of all 16 relay channels
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RoHS Type WiFi Module / IoT Component Origin Original Ai-Thinker / Authentic Warranty 7-day warranty on manufacturing defects Support Email & WhatsApp 24/7 Key Features
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Breadboard Power Supply (3.3V-5V) RC522 RFID 13.56MHZ Reader Writer Module Begin by connecting the HLKBreadboard Power Supply (3. 3V 5V) Deliver clean, regulated power directly to your breadboard with this compact dual voltage power supply module. Plug it onto any standard breadboard, connect a DC adapter or USB cable, and instantly get selectable 3. 3V or 5V on both power rails no more messy jumper wires from external regulators. Specifications Output Voltages 3. 3V and 5V (independently selectable per rail via jumpers) Input Voltage 6. 5V 12V DC
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