All Products
Showing 41-53 of 53 products · 7 unavailable products hidden
DS3231 High Precision RTC Clock Module for Raspberry Pi B+
A high-precision real-time clock (RTC) module based on the DS3231 IC, designed to plug directly into a Raspberry Pi B+ (and compatible with Arduino). The DS3231 maintains accurate timekeeping with ±5 ppm accuracy (±0.432 seconds per day) across −40 °C to +85 °C, and includes a coin cell battery b...
MicroMod STM32F405 Processor Board
·
This compact MicroMod processor board adds an STM32F405 to a compatible MicroMod Carrier Board, giving your project an ARM® Cortex®-M4 32-bit RISC core in a small, swappable M.2 module.The bevelled edge connector keys into the MicroMod M.2 socket and is secured with the screw supplied with MicroM...
RainbowLink V2: 4-Channel Isolated USB to Serial Converter (RS485/RS232/Dual TTL) with Built-in 12V Power Supply
·
RainbowLink V2 is a pocket-sized USB Type-C serial debugging workstation that combines four independent communication channels with useful field power outputs. It replaces multiple USB dongles for RS485, RS232 and TTL UART work, making it well suited to field engineering, IoT development and indu...
Thermistor Module
A thermistor changes its resistance with temperature. Find our tutorial here A thermistor is a type of variable resistor whose resistance changes with temperature. Let's take a closer look at the thermistor module.3.3V : 'VCC' stands for Voltage Common Collector. We'll connect the VCC pi...
Little Bird 45 in 1 sensor kit for Arduino
This kit brings together a wide range of sensor and interface modules for Arduino projects, experiments and classroom learning. It includes input sensors, output modules, switching modules, power modules and useful building blocks for trying common electronics ideas.Use the modules to explore lig...
SparkFun Humidity and Temperature Sensor Breakout - HTU21D
The HTU21D is a low-cost, easy to use, highly accurate, digital humidity and temperature sensor. This sensor is ideal for environmental sensing and data logging and perfect for a weather stations or humidor control systems. All you need is two lines for I2C communication and you’ll have relative ...
Gravity: Arduino EC (Electrical Conductivity) Sensor / Meter
The Gravity EC (Electrical Conductivity) Sensor measures the conductivity of aqueous solutions, providing an analogue output for Arduino and compatible microcontrollers. EC measurement is essential for monitoring water quality, nutrient levels in hydroponic systems, and soil salinity in agricultu...
Adafruit bq25185 USB / DC / Solar Lithium Ion/Polymer charger
·
The Adafruit bq25185 Charger is a versatile LiPo/LiIon/LiFePO4 charging board that supports USB, DC, and solar power input. It is an excellent upgrade from MCP73833 or MCP73831-based chargers, offering multi-chemistry support, adjustable charge rates, smart power path management, and near-MPPT so...
Water-proof Ultrasonic Sensor (ULS)
A high-performance waterproof ultrasonic distance sensor with an enclosed probe, capable of measuring distances from 270 mm to 8000 mm. Based on ultrasonic echo ranging, it determines distance by measuring the time between sending a pulse and receiving the echo — no physical contact required. Su...
Real Time Clock - DS3234
RTC stands for real time clock folks. The DS3234 is a low-cost, extremely accurate SPI bus RTC with an integrated temperature compensated crystal oscillator (TCXO) and crystal.
Fermion: SD3031 Precision RTC Module for Arduino (Breakout)
This real-time clock (RTC) module uses the SD3031 chip, which has an integrated crystal oscillator and temperature compensator. This provides high-precision timing and stability. At a temperature of 25 °C, the accuracy is maintained at ±3.8ppm (±0.32832 seconds/day).The SD3031 can be powered by b...
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...
BMD-34 Bluetooth 5 / Thread / Zigbee Module with U.FL
·
The BMD-34 series is a compact, surface-mount multiprotocol RF module for low-power embedded designs needing Bluetooth 5, Thread or Zigbee connectivity at 2.4 GHz. It is based on the Nordic nRF52840 and combines an Arm Cortex-M4 with FPU, integrated radio and hardware cryptographic engine in a re...
