All Products

SKU: SF-KIT-27922 · MPN: KIT-27922

Build and test wireless muscle-sensing projects with this Arduino-compatible electromyography (EMG) kit from the MyoWare 2 ecosystem. It centres on the MyoWare 2 Muscle Sensor, which measures muscle activity from the electric potential at the skin, commonly called surface electromyography or sEMG...

SKU: AF-3216 · MPN: 3216

This kit gives you everything you need to build the shell of a 2-wheel-drive Mobile Platform Robot! You get the metal plates that make up the chassis, two DC drive motors with matching wheels, and a caster ball for balance. You'll fill in the rest with a power supply, microcontroller board, an...

SKU: SF-DEV-23387 · MPN: DEV-23387

The MyoWare® 2.0 Wireless Shield is designed to take in readings from the MyoWare 2.0 Muscle Sensor and wirelessly transmit sensor data with the ESP32-WROOM! This shield also includes a built-in LiPo battery to remotely power the muscle sensor and the ESP32 module. The Wireless Shield is equipped...

SKU: SF-TOL-20680 · MPN: TOL-20680

Keep an eye on your single-cell LiPo battery before your project suddenly runs out of power. This compact fuel gauge board sits in circuit with your battery and reports the relative state of charge using the MAX17043 fuel gauge IC.It combines a charge-estimation algorithm with direct A/D measurem...

SKU: LB-00238

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 1200mAh for a total of about 4.5 Wh.The batteries come pre-attached with a genuine 2-pin JST-PH connector a...

SKU: AF-1781 · MPN: 1781

A 3.7V 2,200 mAh lithium-ion cylindrical battery with built-in protection circuitry for over-voltage, under-voltage, and over-current protection. Slim enough to fit into many project enclosures and includes a JST 2-pin cable with a genuine JST connector for smooth, snag-free connections. The bat...

SKU: AF-4236 · MPN: 4236

A 3.7 V lithium-ion polymer (LiPo) battery with 420 mAh capacity (approximately 1.55 Wh). It features a short cable with a genuine 2-pin JST-PH connector that clicks smoothly into matching JST jacks without snagging. The battery includes built-in protection circuitry that guards against overchar...

SKU: AF-258 · MPN: 258

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 1200mAh for a total of about 4.5 Wh. If you need a larger battery, we also have a 2500mAh+ modelThe batteri...

SKU: AF-328 · MPN: 328

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 2500mAh for a total of about 10 Wh. If you need a smaller battery, we also have a 1200mAh model The batter...

SKU: AF-2750 · MPN: 2750

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 350mAh for a total of about 1.3 Wh. If you need a larger (or smaller!) battery, we have a full range of LiP...

SKU: AF-1578 · MPN: 1578

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 500mAh for a total of about 1.9 Wh. If you need a larger (or smaller!) battery, we have a full range of LiP...

SKU: AF-1570 · MPN: 1570

A compact 3.7 V lithium-ion polymer (LiPo) battery with approximately 100 mAh capacity (0.4 Wh). Thin, lightweight, and powerful, this cell is suited for small wearable projects, IoT devices, and compact electronics where space is limited. The battery comes pre-wired with a genuine 2-pin JST-PH ...

SKU: LB-00237

A compact 3.7 V 600 mAh lithium-ion polymer (LiPo) battery with a genuine 2-pin JST-PH connector. The battery includes built-in protection circuitry against overcharge, over-discharge (cuts off at 3.0 V), and short circuits. The genuine JST connector clicks smoothly in and out of matching jacks w...

SKU: AF-1317 · MPN: 1317

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 150mAh for a total of about 0.6 Wh. If you need a larger battery, we have a full range of bigger cellsThe b...

SKU: AF-3898 · MPN: 3898

Specifications Size: approximately 36 × 17 × 7.8mmWeight: 8.2gPower lead length: 25mm / 0.98"Output: 400mAh at 3.7V nominal Revision history: Since 8 July 2022, the end of the JST cable is taped sideways to the top of the battery to help prevent accidental rips. Lithium ion polymer (also known...

SKU: AF-4237 · MPN: 4237

A compact 3.7 V 350 mAh lithium-ion polymer (LiPo) battery with a short cable and genuine 2-pin JST-PH connector. The slim, lightweight form factor makes it ideal for wearables, IoT devices, and portable electronics projects. The battery includes built-in protection circuitry that guards against...

SKU: SF-PRT-13113

This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units, you’ll need two for each battery. These work great for larger, high capacity applications where a drop-in rechargable cell is needed. These little guys are low cost and easy to use! No...

SKU: SF-WRL-26060 · MPN: WRL-26060

This development board is designed to make building a LoRaWAN® IoT end node much less fiddly. It combines Digi X-ON™ onboarding with the SparkFun Qwiic ecosystem, so you can connect supported Qwiic sensors and get data moving to the cloud quickly.The board ships with firmware installed that can c...

SKU: SF-KIT-27213 · MPN: KIT-27213

This kit brings together the main parts needed to evaluate and deploy a LoRaWAN® IoT sensor system: a Digi HX15 Gateway for LoRaWAN®, a SparkFun IoT Node for LoRaWAN® board and a SparkFun ENS160/BME280 Qwiic Environmental Combo Board.The IoT Node ships with firmware installed that automatically c...

SKU: SF-KIT-27214 · MPN: KIT-27214

This LoRaWAN® IoT kit brings together a Digi HX15 Gateway, a SparkFun IoT Node for LoRaWAN® board and a SparkFun ENS160/BME280 Qwiic Environmental Combo Board to help you get a connected sensor system running quickly.The included IoT Node ships with firmware that connects to Digi X-ON™, detects a...