All Products

SKU: DF-SEN0240 | Brand: DFRobot

The Gravity Analog EMG Sensor by OYMotion detects surface electromyography (sEMG) signals to measure muscle and neural activity. The sensor amplifies the tiny sEMG signal (±1.5 mV) by 1000× and filters noise through d...

SKU: LB-00312 | Brand: Little Bird

A hands-on guide to building electronic circuits, robots, and cloud-connected devices using littleBits — the snap-together magnetic electronic building blocks. Co-authored by littleBits founder Ayah Bdeir and top-sell...

SKU: LB-LR0205 | Brand: Little Bird

An alcohol sensor module for Arduino with both digital (TTL) and analog output. It detects alcohol vapour in the 10–1000 PPM range, with analog output voltage increasing proportionally with concentration. The module a...

SKU: DF-SEN0237-A | Brand: DFRobot

This is a dissolved oxygen sensor kit, which is compatible with Arduino microcontrollers. This product is used to measure the dissolved oxygen in water, to reflect the water quality. It is widely applied in many wa...

SKU: PL-2485 | Brand: Pololu

The Pololu Basic 2-Channel SPDT Relay Carrier provides simple, independent control of two single-pole, double-throw (SPDT) relay switches from low-voltage, low-current control signals. This assembled version comes rea...

SKU: AF-2809 | Brand: Adafruit

The Adafruit LIS3DH is a popular, low-power triple-axis accelerometer breakout packed with features typically found only on higher-end sensors. With selectable measurement ranges, multiple interface options, and built...

SKU: DF-SEN0159 | Brand: DFRobot

The Gravity CO2 Gas Sensor uses an MG-811 electrochemical sensing element to detect carbon dioxide concentration in the air. The output voltage decreases as CO2 concentration increases, and an onboard potentiometer le...

SKU: SF-SEN-13715 | Brand: SparkFun

This is a stainless steel, Type-K Thermocouple probe. A thermocouple works by taking two wires made of dissimilar metals, connecting them at the two ends, and making a temperature gradient between one end and the othe...

SKU: AF-166 | Brand: Adafruit

The Interlink 402 is a round force-sensitive resistor (FSR) with a 12.7 mm (0.5″) sensing area. It changes resistance based on applied pressure — the harder you press, the lower the resistance — making it a simple, lo...

SKU: DF-SEN0169 | Brand: DFRobot

This is a professional Arduino pH Sensor Meter Kit with industrial electrode. It has built-in simple, convenient , practical connection and long life (up to 1 year), which makes it very suitable for long term onli...

SKU: DF-SEN0170 | Brand: DFRobot

A three-cup anemometer kit with 0–5V analog voltage output for building custom weather stations and wind monitoring systems. The aluminium alloy construction provides high strength, weather resistance, and corrosion r...

SKU: AF-3133 | Brand: Adafruit

The Adafruit Ultimate GPS FeatherWing brings precise, low-power GPS to the Feather ecosystem. Built around the MTK3339 chipset, it tracks up to 22 satellites on 66 channels with -165 dBm sensitivity and delivers up to...

SKU: AF-3295 | Brand: Adafruit

Keep track of time even when your project loses power or gets reprogrammed. The PCF8523 Real Time Clock breakout is a battery-backed RTC that communicates over I2C and works with both 3.3 V and 5 V power and logic. Pe...

SKU: DF-SEN0208 | Brand: DFRobot

Most ultrasonic distance sensors aren't waterproof which can be a problem if you need your project to withstand the elements outdoors. No need to worry any more! We have developed waterproof ultrasonic distance senso...

SKU: DF-SEN0216 | Brand: DFRobot

The Water Flow sensor measures the rate of a liquid flowing through it. The YF-S401 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usually used at the inlet end to det...

SKU: DF-SEN0224 | Brand: DFRobot

DFRobot presents the ultra low-power Arduino triple axis accelerometer! This device is based around a MEMS LIS2DH chip solution and has high-performance ultra-low power mode. The module is fitted with a Gravity I2...

SKU: AF-6441 | Brand: Adafruit

These use an NTAG chipset, a 'Type 2' tag usable with any smartphone. Unlike "Classic 1K" cards (a.k.a. MiFare S50s), these tags are more secure and work with almost any phone with RFID support, since they avoid the p...

SKU: LB-LS7682 | Brand: Little Bird

This spare outdoor unit set is designed for use with professional wireless weather stations, providing the essential sensors needed to accurately monitor local weather conditions. Ideal as a replacement set or for cus...

SKU: LB-LS6842 | Brand: Little Bird

This compact audio solution pairs the MAX98357 I2S digital amplifier with a high-quality 3W 8Ω 3070 full-range speaker, delivering clear and powerful sound from any I2S-enabled microcontroller. The MAX98357 accepts di...

SKU: LB-WHITE-100 | Brand: Little Bird

A bulk pack of 100 white 5mm through-hole LEDs. These standard LEDs are ideal for power indicators, status lights, and general-purpose projects. Key Features 5mm Diameter – Standard size for breadboards and PCBs W...