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W5200 Ethernet Shield
Price: $46.11
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Elecrow Item #: EL-ACS52001S -

    The Ethernet Shield connects your Arduino device to the internet in mere minutes. Just plug this module onto your Arduino board, connect it to your network with an RJ45 cable (not included) and follow a few simple instructions to start controlling your world through the internet.     The Ethernet controller of this Ethernet Shield is W5200. it is twice the buffer size of W5100 and support for up to eight simultaneous TCP/UDP connections. There is an...

Water Proof Integrated Ultrasonic Ranging Module- JSN-SR04T
Price: $34.53
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Elecrow Item #: EL-SP0433JSN -

There are many ultrasonic ranger module on the market, but sometimes, these kind of sensor needs to work in conditions more than the Lab. This water proof ultrasonic sensor meets this requirement. It has a good performance and almost the same usage of HC-S04 module. There is also a simillar JSN-B02 module that is more easy to install and waterproofing.Featuressmall size, easy to uselow voltage, low power consumptionhigh accuracystrong anti-jammingintegrated with wire enclosed waterproof probe,...

Weight Sensor Kit- 3KG
Price: $41.25
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Elecrow Item #: EL-SEN003KGK -

     This Kit includes a weight sensor that has a capacity of 3kg, it included all the related parts includes the HX711 ampplifier,100g weights, wires and the related mechanic parts to install the weight sensor, You just need to connect this amplified signal to your microcontroller such as Arduino, to make an electronic scale or a pressure testing application Partlist 3KG weight sensor x1; HX711 amplifier X1; 100g weights X1; weight sensor mechanic parts x1; Wiki &...

Wifi Shield
Price: $92.23
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Elecrow Item #: EL-ACS17101S -

    This WiFi Shield connects your Arduino or Crowduino to the internet wirelessly. Just connect it to your wireless network with a few simple instructions, you can start to control your applications through the internet now. This Wifi Shield utilizes a RN171 which is a complete, standalone TCP/IP wireless network module, to provides your Arduino/Crowduino internet connectivity via 2-pin serial port. Also, on the board there is an on-board micro SD slot ready for your store...

Wind & Water Power Turbines
Price: $7.47
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Elecrow Item #: EL-PS81110TR -

Wind & Water Power Turbines Description: The Wind & Water Power Turbines convert the wind & water to the mechanical energy and then convert to electricity power. This mini Turbines outputs small power for small projects such as LED, suitable for DIY projects. Note that the output of the turbine is AC, Rectifiers are needed if you want to change it into DC. As we tested, the turbines can power 5 LEDs with a wind speed 20 km/h, and 10 LEDs with a wind speed 50 km/h. you can use this...

Wire Strippers
Price: $11.43
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Elecrow Item #: EL-THT10428T -

This wire strippers is extremely handy and comfortable to use. It used for stripping and cutting the most commonly used stranded and single wire. It is able to strip gauges 16 to 26 AWG and 0.2-1.25 mm fiber jackets.Specifications 26,24,20,18,16AWG settings 0.2,0.35,0.5,0.9,1.25 MM settings Package listWire Strippers x1Wiki & External links ...

Wireless Charger& Receiver
Price: $22.18
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Elecrow Item #: EL-PCW2138WC -

    The Wireless Charger& Receiver adopts two copper wire coil superposition to active the wireless charging, it can be used in electronic equipments in common use for close wireless charging or power supply. This product consisted of a transmitter and receiver, could serve as a replacement for the Wireless Power Supply with stable 5V output voltage and maximum 600mA output current. Its small size and insulation coil is more suitable for using in wireless...

Wireless SD Shield
Retail: $20.75
Price: $10.60
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Elecrow Item #: EL-MCS01109S -

The Wireless SD card shield allows an Arduino board to communicate wirelessly using a wireless module, and adds storage to your Arduino project. The XBee Shield is based on the Xbee modules from Digi, but can use any Bee module with the same footprint. It supports SD, SDHC, or MicroSD TF cards. Use the on-board toggle switch to select the SD card type. And when you want plug a sd card on it,you should select the switch to the right direction. About the wireless module, it only uses you two...

WiringPi Board
Price: $1.45
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Elecrow Item #: EL-RPB4809WP -

Xbee Shield
Price: $16.98
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Elecrow Item #: EL-MCS01407S -

    XBee shield will make interfacing multiple Bee-style (XBee, GPS Bee, Bluetooth Bee and etc) easier than ever before. it has large proto area, customizable software, serial, port for easier prototyping. Features arduino main board compatible 3 indicator LED?ON/Sleep, RSSI, ASSOC?for XBee Full size with free drills Reset button for XBee and base board Provide maximal 500mA under 3.3V Full break out for XBee Full break out for the base board Package list XBee Shield PCBA...

Yun Shield(WiFi, Ethernet, USB, All-in-one Shield)
Price: $59.66
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Elecrow Item #: EL-AS99260YS -

Yun Shield(WiFi, Ethernet, USB, All-in-one Shield)Description: Yun Shield is designed to solve the Internet connectivity and storage issue for the Arduino Board. Like the Arduino Yun, it provides a Linux system, WiFi, Ethernet to the Arduino board for connectivity. It is fully compatible with Arduino IDE v1.5.4 or later. The Yun Shield is the ideal choice for Arduino Projects which require various internet connections and more storage. The Yun Shield is more flexible because it can work...