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RFID Card Reader/Writer Module MFRC-522 RC-522 13.56MHz/125KHz Arduino Kit USA!
C $16.35

ATX Power Supply Breakout Adapter Module 24PIN - Bench Power Supply Converter
C $12.26

JST XH2.54mm 2 Pin Straight Wire Cable Connector Header Male PCB US SHIP! 10PCS
C $10.39

Ambient Light Sensor Module TEMT6000 Arduino AVR PIC CJMCU US SHIP TODAY!
C $10.08

PN532 NFC RFID Module V3 NFC with Android Extension of RFID US SHIP TODAY!
C $13.56

L9110 Dual Stepper Motor Driver Module DC H-bridge Controller L9110S Arduino USA
C $10.08

DHT-11 Digital Temperature and Relative Humidity Sensor Module - Arduino, ESP32
C $10.08

5V DC-DC Step-up Converter Module 1.5V 1.8V 2.5V 3V 3.3V 3.7V 4.2V to 5V US!
C $10.08

Vibration Sensor Module SW-420 Super Sensitive Arduino PIC AVR MCU US SHIP TODAY
C $10.08

RFID Keyfob 13.56MHz Key Fob Tag Token NFC for Access Control - US SHIP TODAY!
C $10.08

Male to Male Jumper Wire Line Arduino Breadboard PIC AVR Testing 30pcs US SHIP!!
C $10.26

Single 1 Pin Dupont Connect Jumper Wire 20cm 24AWG Female to Female Line 10pcs
C $10.26

8 Pin Header Single Row Stackable Socket Connector Female 11mm 2.54mm 5PCS
C $10.26

Single 1 Pin Dupont Connect Jumper Wire 20cm 24AWG Male to Female Line 10pcs
C $10.26

USB Fast Quick Charge Module QC 3.0 Charger DC-DC Buck 12V 24V Mobile Phone US
C $10.26

Active Buzzer Module Alarm Piezo for Arduino PIC AVR 3.3V 5V USA - SHIP TODAY!
C $10.26

JST XH2.54mm 7 Pin Singleheaded Wire Cable Connector Set Male Female PCB USA!
C $11.44

USB Type A Female Breakout Board Module 2.54mm 4 Pin Power Ground Data USA SHIP!
C $10.26

Jumper Wire Male to Female Dupont Line Arduino Breadboard PIC AVR 20cm 20pcs US!
C $10.26

TRRS 3.5mm Mini Audio Jack Breakout Module Board Headphone Audio Video Plug US!
C $10.08

1 Pin Dupont Crimp Male Connector 1P 2.54mm 20pcs US SHIP TODAY!
C $10.08

WiiChuck Nunchuck Adapter Shield Module Board For Arduino PIC AVR I2C IIC
C $10.08

Blue 5mm LED Light Emitting Diode 20mA 2V 28mm Legs 15PCS US SHIP TODAY!
C $10.26

6 Pin Header Single Row Stackable Socket Connector Female 11mm 2.54mm 5PCS
C $10.26

315Mhz RF Wireless Transmitter and Receiver Set Pair US SHIP TODAY!
C $10.08

White 2.54mm Standard Circuit Board Computer Jumper Cap Shunt 20PCS USA SHIP
C $10.26

Red 3mm LED Light Emitting Diode 20mA 2V 28mm Legs 20PCS US SHIP TODAY!
C $10.26

5V 1-Channel Relay Module Interface Board Shield - For PIC, AVR, DSP, ARM, MCU,
C $10.19

Two 2 pin 2.54mm Twist Female to Female Dupont Cable US SHIP TODAY!
C $11.39

JST XH2.54mm 8 Pin Singleheaded Wire Cable Connector Set Male Female PCB USA!
C $10.08

Dupont Male to Male Jumper Wire Line Arduino Breadboard PIC AVR 20cm 20pcs USA!
C $10.08

JST XH2.54mm 8 Pin Right Angle Wire Cable Connector Header Male PCB 10PCS USA!
C $10.08

WS2812 5050 RGB 1 Bit LED Breakout Module 5V Arduino 5PCS - USA SHIPS TODAY!
C $10.23

Dual Axis Analog Joystick Module for Arduino, AVR, PIC - KY-023 - US Shipping
C $11.58

White Nylon Pastic Nut M3 Metric Hex Hexagon 10PCS US SHIP TODAY!
C $10.08

IRF520 Mosfet Module For Arduino MCU ARM ESP32 like Relay 3.3v-5V PWM 5PCS -USA!
C $14.58

JST XH2.54mm 10 Pin Right Angle Wire Cable Connector Header Male PCB 10PCS USA!
C $10.36

Red Laser Emitter Module 650nm Diode Arduino AVR PIC 5V USA SHIP TODAY!
C $10.08

Single Row 40 Pin Header Thru Hole Right Angle 2.54mm Breakable US SHIP! 10PCS
C $10.08

Green 5mm LED Light Emitting Diode 20mA 2V 28mm Legs 15PCS US SHIP TODAY!
C $10.08

RFID Key Card 13.56MHz Tag Token NFC for Access Control - US SHIP TODAY!
C $10.08

Matrix Keypad 2x2 4 Button Keyboard Module Matrix Array Momentary Switch - USA!
C $10.90

Micro USB 5V Power Data Breakout Board Module - USA Shipping! 5PCS
C $10.79

JST XH2.54mm 9 Pin Right Angle Wire Cable Connector Header Male PCB 10PCS USA!
C $10.26

XH2.54mm 3 Pin Micro Electrical Female Connector Plug Wire 1007 26AWG 20cm 5PCS
C $10.36

Micro USB Adjustable DC-DC Step Up Power Supply Module 2V-28V Boost - US SHIP
C $10.08

USB Type B Female Breakout Board Module 2.54mm 4 Pin Power Ground Data USA SHIP!
C $10.08

JST XH2.54mm 6 Pin Singleheaded Wire Cable Connector Set Male Female PCB USA!
C $10.50
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- a***a (852)- Feedback left by buyer.Past 6 monthsVerified purchaseA++ fast shipping! Item as described packaged well. Great value! Highly recommended!!Reply from: brainwire.io- Feedback replied to by seller brainwire.io.- Feedback replied to by seller brainwire.io.Hi Friend, thank you for the A++ feedback! I'm glad to hear the Hanna Instruments pH/EC/TDS Meter arrived quickly, was well-packaged, and met your expectations. Providing great value and top-notch service is what I strive for! If you ever need anything else, I'm here to help—proudly shipping from Prescott, Arizona. Appreciate your support! Best, Kevin B. 🌟🔬
- s***s (267)- Feedback left by buyer.Past 6 monthsVerified purchaseAwesome seller.... item arrived as described and fast
- 8***m (3439)- Feedback left by buyer.Past 6 monthsVerified purchaseItem as Listed. Sufficient Packaging. Fast Shipping. Would Buy Again. A+++
- r***r (493)- Feedback left by buyer.Past 6 monthsVerified purchaseExpert pack / ship; fast delivery; as advertised
- s***4 (1005)- Feedback left by buyer.Past monthVerified purchaseAs described, fast shipping. Thank you!
- 9***u (1726)- Feedback left by buyer.Past 6 monthsVerified purchaseItem as described and fast shipping.