INTRODUCTION This current-to-voltage module can linearly convert 0~25mA current signals into 0~3V voltage signals. Industrial sensors or devices usually have the current signal output of 4~20 mA. With this current-to-voltage module, your...

INTRODUCTION What sensor should you use when you need to measure temperature? Most people will think of a DS18B20 temperature sensor first, but this sensor is only capable of measuring temperatures up to 125C. In order to measure...

INTRODUCTION This is an Arduino Leonardo with SIM808 GSM/GPRS/GPS. The SIM808 with Leonardo mainboard is the latest Arduino board developed by DFRobot for multi-purpose applications. The onboard SIM808 module includes an integrated...

INTRODUCTION DF Robot proudly presents Devastator Tank Mobile Platform, our newest robot track platform. It is fully compatible with most popular controllers in the market such as Arduino, Raspberry Pi and so on. The Devastator uses high...

INTRODUCTION This Solar LiPo charger is designed for single Lithium battery (3.7V) for intelligent charging, with input reverse polarity protection. The maximum charging current is 500 milliamperes and the connection is simple and...

INTRODUCTION After several months of "Out of Stock", DS1307 RTC module has experienced a huge upgrade. It comes with a Gravity IIC interface.Its size is also reduced to fit miniaturization application. Gravity I2C DS1307 RTC module is a...

INTRODUCTION Near Field Communications (NFC) is a set of short-range wireless technologies, typically requiring a distance of 10cm or less, for two devices such as smartphones or the similar things very close to each other to establish...

INTRODUCTION This is Version 2.0 of the Xboard. The main improvement is that it now operates at 5V, making it compatible with most sensors and I2C protocol without the need of a voltage level converter. The XBoard is a unique Arduino...

INTRODUCTION The XBee Expansion Board is a compliant solution designed to meet low-cost, low-power wireless sensor networks with special needs. The module is easy to use, low power consumption, and the provision of critical data between...

INTRODUCTION This is a wonderful combo, 2.4GHz Mini Wireless QWERTY keyboard mouse, TouchPad combo, with USB interface adapter for Raspberry Pi, Cubieboard, Mini PC and others. The Ergonomically handheld design is easy to carry and...

INTRODUCTION 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 sensors with...

INTRODUCTION What is Vortex? Vortex is a revolutionary product for children. It is a smart and responsive robot that kids can play with and program. Using the Vortex and apps, kids can play different games, learn about robotics, and even...