Sensor Modules

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AMS1117-3.3 DC Voltage Regulator 3pin Step-down Power Supply Module - two small blue rectangular circuit boards with three-pin connectors and surface-mounted components.

AMS1117-3.3 DC Voltage Regulator 3pin Step-down Power Supply Module

PKR 70
Real Time Clock DS1307 Ds 1307 RTC I2c Module AT24C32 - two blue circuit boards, one with a CR2032 lithium battery installed and one with an empty holder.

Real Time Clock DS1307 Ds 1307 RTC I2c Module AT24C32

PKR 160
MQ135 Air Quality Detector Sensor Module - a silver metallic sensor head on a blue circuit board with four output pins and a blue potentiometer.

MQ135 Air Quality Detector Sensor Module

PKR 310
EM4100 125kHz RFID Card RFID Tag - a plain white rectangular plastic card held by a hand, printed with the text "UHP POTE 0007314124 111,39628".

EM4100 125kHz RFID Card RFID Tag

PKR 50
YF-S201 Arduino Water Flow Sensor Water Measurement Sensor - a black plastic cylindrical flow sensor with threaded ports and a three-wire cable ending in a black connector.

YF-S201 Arduino Water Flow Sensor Water Measurement Sensor

PKR 710
P45 Vertical Mount Float Switch For Water Level Sensing - a white plastic liquid level sensor with a cylindrical float, threaded mounting base, and two yellow electrical wires.

P45 Vertical Mount Float Switch For Water Level Sensing

PKR 360
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