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Showing 41-58 of 58 products · 2 unavailable products hidden
SparkFun DataLogger IoT
The SparkFun DataLogger IoT is a data logger that comes preprogrammed to automatically log GPS and various pressure, humidity, and distance sensors. All without writing a single line of code! The DataLogger automatically detects, configures, and logs Qwiic sensors. It was specifically designed fo...
Capacitive Liquid Level Sensor for Arduino
Different from our previous liquid level sensors, this capacitive liquid sensor can be used to detect high-viscosity and low-corrosive liquids, such as glue, lubricating oil, grease, ink, engine oil, powder and other special materials. The sensitivity of the sensor can be adjusted by the knob (cl...
Gravity: Analog pH Sensor/Meter Kit V2
The Gravity Analog pH Sensor/Meter Kit V2 is designed to measure the pH of liquids, indicating acidity or alkalinity on a scale of 0–14. It's commonly used in aquaponics, aquaculture, hydroponics, and environmental water testing. The kit includes a laboratory-grade pH probe, a signal conversion b...
URM15 - 75KHZ Ultrasonic Sensor (30~500cm, RS485)
The DFRobot URM15 is an industrial-grade ultrasonic ranging sensor with an IP65-rated waterproof probe. It provides an effective measuring range of 30–500 cm (tested against a flat wall) and communicates via an RS485 interface using the standard Modbus RTU protocol, making it compatible with PLCs...
Octopus MG811 CO2 Gas Sensor
Octopus MG811 CO2 Gas Sensor is a CO2 electronic brick in our OCTOPUS series, the basic design for the outlook, PCB fixing holes and connections are the same with them.The higher the CO2 concentration is, the lower the output voltage would be. The users can read the CO2 value easily after checkin...
Gravity: Analog Turbidity Sensor For Arduino
The Gravity Analog Turbidity Sensor measures water clarity by detecting the level of suspended particles. It works by measuring light transmittance and scattering rate, which change with the amount of total suspended solids (TSS) in the water. The sensor provides both analogue (0–4.5V) and digit...
Indoor ENS160 Air Quality Sensor - I2C
The ENS160 Air Quality Sensor uses ScioSense's ENS160 chip with TrueVOC and metal oxide (MOX) technology to monitor indoor air quality. It outputs TVOC (total volatile organic compounds), eCO2 (equivalent CO2), and AQI (air quality index) readings via I2C, with intelligent on-chip algorithms that...
Small PCB Test Points (100 pack) - Red
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Testing is an important step in board manufacturing. And it can be super tricky on a fully populated PCB. So how can you test connections when you have an assortment of components blocking your probe? These "mini loop type" Small PCB Test Points easily snap in to your proje...
DRS - 0201 HerkuleX Smart Servo
Herkulex DRS-0201 is state of the art modular smart servos incorporating motor, gear reducer, control circutry and communications capability in one single package. Through metal brush coreless DC motor, it can provide torque up to 24kg.cm at 7.4v. Equipped with a lot of adapting piece...
Small PCB Test Points (100 pack) - White
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Testing is an important step in board manufacturing. And it can be super tricky on a fully populated PCB. So how can you test connections when you have an assortment of components blocking your probe? These "mini loop type" Small PCB Test Points easily snap in to your project, and they...
Gravity: Analog TDS Sensor/Meter for Arduino
The Gravity Analog TDS Sensor is an Arduino-compatible kit for measuring Total Dissolved Solids (TDS) in water. TDS indicates how many milligrams of soluble solids are dissolved per litre — the higher the value, the less clean the water. This sensor outputs a 0–2.3V analog signal that can be read...
SparkFun Triple Axis Accelerometer Breakout - KX132 (Qwiic)
This SparkFun Triple-Axis Accelerometer Breakout is a simple Qwiic breakout for the KX132 digital accelerometer from Kionix. The KX132 is a low-power, 16-bit resolution three-axis accelerometer with four user-selectable acceleration measurement ranges of ±2g/4g/8g/16g and has up to a 10kHz (max) ...
TTL UART to CAN Converter Module with Bi-Directional Communication
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TTL UART to CAN Mini ModuleUnlock seamless communication between TTL and CAN protocols with our cutting-edge TTL UART to CAN Mini Module. This miniature powerhouse is your gateway to bi-directional transmitting and receiving, offering a suite of features that cater to the avid developer and the i...
Gravity: Arduino Alcohol Sensor (MQ3)
An analogue alcohol gas sensor based on the MQ-3 probe, designed for use with Arduino and other microcontrollers. The sensor outputs a voltage proportional to the concentration of alcohol vapour in the surrounding air, making it suitable for breathalyser-style projects, air quality monitoring, an...
1MΩ ±5% 1/6W PTH Carbon Film Resistor
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This is a basic 1 MOhms through-hole resistor with ±5% tolerance and a 1/6W power rating. It is a simple passive component suited to prototyping, repairs and general circuit building.The PTH package is commonly used with solderless breadboards, perf boards and other through-hole projects. It is s...
Adafruit Swirly Aluminium Mounting Grid for 0.1in PCBs
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This swirly aluminium mounting grid gives small maker boards a sturdy mechanical base when you are building plug-and-play projects with STEMMA QT boards, sensors, Feathers and other 0.1 inch-spaced PCBs.It is made using a single-sided aluminium-core PCB process, but there is no copper layer — jus...
Gravity: Analog Spear Tip pH Sensor / Meter Kit (for Soil and Food Applications)
The Gravity Spear Tip pH Sensor Kit is designed for measuring the pH of semi-solid materials such as wet soil, fruit, meat, and vegetables. The stainless steel spear tip protects the glass electrode and allows the probe to be pushed directly into soft materials — something standard pH probes cann...
Adafruit QT Py CH32V203 Dev Board with STEMMA QT
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The Adafruit QT Py CH32V203 is a tiny development board built around the WCH CH32V203G6 — a low-cost RISC-V microcontroller running at up to 144 MHz. In the compact QT Py form factor (Seeed Xiao compatible), it packs USB-C, a STEMMA QT connector, an RGB NeoPixel, and 10 GPIO pins into a board sma...