9V Battery to 2.1mm for Arduino Uno

UA741CN Operational Amplifier

X9C103S Digital Potentiometer Module for Arduino

Module Voltage: DC6-15V;Operating Current: less than 5mA;Transmitting Power: less than 2mAOutput Signal: TTL trigger repeated, high and low. High output 5V, low level 0V;Detection Angle: 180 degrees (hemispherical);Detection Range: 3-8m,the default setting is 7mWork Delay: 2S-120S,the default setting is 20S

Reference: SparkFun

Flex Sensor 2.2"

Description: A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the originalNintendo Power Glove. I love the Nintendo Power Glove. It’s so bad!

3.6V Micro Hydro Generator

This G1/2 micro hydro generator provides you clean and renewable electricity. With the help of the regulator circuit inside, the output of this generator is stable at 3.6V.  Time to replace the Li-po batteries in your waterside projects with the green and more accessible hydropower. ** Battery Not Included **

DC 3v-6v to 400kV 400000V Boost Step-up Power Module High-voltage Generator

DC 3v-6v to 400kV 400000V Boost Step-up Power Module High-voltage Generator Input voltage: DC 3 V to 6 VInput current: 2 A - 5 AHigh-pressure type: the type of pulse currentOutput voltage: 400000 v(Please pay attention to safety)High-pressure discharge distance between 10 mm - 20 mmThe output high voltage wire length: 100 mm

Brand: DFRobot

WiFi Shield V3 PCB Antenna Arduino Shield

WiFi Shield V3 PCB Antenna Arduino Shield INTRODUCTION DFRobot WiFi Shield, is part of our wireless family product. This WIFI Shield V3 supports AP + STA dual mode, and is extremely easy to connect to a home

Brand: DFRobot

Xbee Shield for Arduino (without Xbee)

Xbee Shield for Arduino (without Xbee) 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 devices reliable transmission.

Obstacle Avoiding Robot Kit

BC547 NPN Transistor

Precision Real Time Clock Module DS3231 AT24C32 I2C

Precision Real Time Clock Module DS3231 AT24C32 I2C

10k ohm Variable Pot Resistor 103

10K OHM 103 VARIABLE RESISTOR

SJCAM SJ4000 WiFi 1080P Full HD Action Camera Sport DVR

5 mm Green LED (Pack of 5)

Arduino 3G+Wifi+Ethernet Shield

Iduino Yun Shield Compatible with Arduino Leonardo, Uno, Duemilanove, Diecimila and Mega Arduino 3G+Wifi+Ethernet Shield Robotics Bangladesh 3g+ Wifi+ Ethernet + USB+ Openwrt (Linux) Geeetech Latest Iduino Yun Shield board Linux WiFi 3G Ethernet USB for Arduino http://www.geeetech.com/wiki/index.php/Iduino_Yun_Shield

IR Transmitter Diode

DS1302 Real Time Clock Module (DS1302Z clock chip,32.768KHZ crystal)

GPS Antenna 1575.42 MHz

GPS Antenna  Frequency: 1575.42MHz Voltage: 3v-5v

ON/OFF Switch 12VDC

Mini Data Logger Module with battery

MINI DATA LOGGER DS1307, MICRO SD, BACKUP BATTERY, I2C, SPI, ARDUINO

Sonoff 4CH R2 Smart Switch Wifi

Sonoff 4CH R2 Smart Switch Wifi Power Supply: 90V~250V AC(50/60Hz) Max. Current: 10A/gang Max. Power：2200W/gang, 2200W/Total Wireless Standard: 802.11 b/g/n Security Mechanism: WPA-PSK/WPA2-PSK Enclosure Material: Fire-retardant ABS V0

Brand: Waveshare

Logic Level Converter

Brand: SparkFun Electronics

Lockitron Mechanical Assembly

Brand: SparkFun Electronics

EasyVR Shield 3.0 - Voice Recognition Shield

Description:  Do you make time to talk to your Arduino? Maybe you should! The Easy VR Shield 3.0 is a voice recognition shield for Arduino boards integrating an EasyVR module. It includes all of the features of the EasyVR module in a shield form factor that simplifies connection to the Arduino main board and PC.

JST SH Jumper 4 Wire Assembly - 8"

Description: This is a simple four wire cable. Great for jumping from board to board or just about anything else. These cables mate with the connectors listed below. They have bare wires on one end and a 4-pin JST SH connector on the other end with a mating socket. Compatible With:  Fingerprint Scanner - TTL (GT-511C3) & Fingerprint Scanner - 5V TTL...

JF-0530B Pull Push Type Electric Solenoid Electromagnet 10mm 5N DC12V

Product Name : DC Solenoid Electromagnet;Model : JF-0530B;Rated Voltage : DC 12V RatedCurrent : 300mA;Action Form : Pull Push Type;Rated Stroke & Force : 10mm, 5N Body Size : 30 x 15x 15mm/1.2"x 0.59"x 0.59"(L*W*H);Pluger Dia. : 56mm/ 2.2" Cable Length : 20cm/ 7.9";Material : Metal, Electronic Parts Weight : 32g;Package Content : 1 x DC Solenoid...

12V 60W TEC1-12706 Thermoelectric Cooler Peltier

Get cold or heat up by simply reversing the polarity, used for numerous applications from CPU coolers to alternate power sources, or even for your own custom car drink warmer/cooler.

STM32F103C8T6 ARM STM32 Minimum System Development Board Module Arduino

Description:Model: STM32F103C8T6.Core: ARM 32 Cortex-M3 CPU.Debug mode: SWD.72MHz work frequency.64K flash memory, 20K SRAM.2.0-3.6V power, I/O.Reset(POR/PDR).4-16MHz crystal.On-board Mini USB interface, you can give the board power supply and USB communication.

Push Button Switch

Mini Cooling Fan 40x40x10mm

DC 12V Solenoid Electric Door Lock

Specifications:Voltage: DC12VCurrent: 0.6AEnergized forms: intermittentUnlocking time: 1SSize: 27x29x18mm (L * W * H)