USB Saleae Compatible 24MHz 8Channel Logic Analyzer Latest Support 1.1.15

Line Following Robot Kit

Double-ended 50cm Cable Crocodile Clips

 Double-ended 50cm Cable  Crocodile Clips 5 colour available Red, Black, White, Green, Yellow.

18650 Battery Holder 4S with wire

18650 Battery Holder 4S Compatible Battery: 18650 Cell: 4 

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

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Digispark Kickstarter ATTINY85 Arduino General Micro USB Development Board

Digispark USB Development Board The Digispark is an Attiny85 based microcontroller development board similar to the Arduino line, only cheaper, smaller, and a bit less powerful. With a whole host of shields to extend its functionality and the ability to use the familiar Arduino IDE the Digispark is a great way to jump into electronics, or perfect for when...

9V Battery to 2.1mm for Arduino Uno

9V Battery to 2.1mm for Arduino Uno Connector 

Reference: Sparkfun

RFID Reader ID-20LA (125 kHz)

Description: RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID-20LA, a very simple to use RFID reader module from ID Innovations. With a built in antenna, the only holdup is the 2mm pin spacing. Power the...

5 mm Green LED (Pack of 5)

ESP8266 ESP-01 WIFI Wireless Transceiver Send Receive LWIP AP+STA M70

ESP8266 is a wifi SOC (system on a chip) produced by Espressif Systems. It is an highly integrated chip designed to provide full internet connectivity in a small package. This is a module based on ESP8266 chip. Please see supplied pinout photo and schematics for connectivity details. There is a lot of online resources available for this module. 

3×4 Flexible Keypad

This keypad has 12 buttons, arranged in a 3×4 grid. It’s made of a thin, flexible membrane material  The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to connect the key pad.

Brand: Waveshare

Liquid Level Sensor for Arduino (WaveShare)

Specifications Detection depth: 48mm Power: 2.0V ~ 5.0V Dimension: 19.0mm * 63.0mm Mounting holes size: 2.0mm

Push Button Switch

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.

18650 Li-ion Rechargeable Battery

18650 Li-ion Rechargeable Battery 3.7 Volt Rechargeable Lithium ION Re/Discharging Protection Circuit   It's a clone battery so the ampere couldn't be guaranteed.

LF356n Operational Amplifiers

RFID M94 NFC thin smart card 13.56MHz 1k S50 IC Read & Writable

Specifications: This card is compatible with NFC capable phones and tablets, it is Smart Card Tags. Frequency: 13.56 MHz 1K byte EEPROM memory (768 FREE BYTES availability) Size: 85mm x 54mm x 0.9mm Material: PVC, Waterproof Write endurance 100,000 cycle Reading distance is 0 - 10cm (Reading distance depends on readers, not the cards)

IR receiver Diode

Mini Breadboard

Description: This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there’s just enough room to build and test simple circuits; They’re also great for breaking out DIP package ICs to jumper wires! If you run out of room, no worries, these mini breadboards can be snapped together to form larger stretches of board...

PN532 NFC RFID Wireless Module V3 User Kits Reader Writer Mode IC S50 Card PCB Attenna I2C IIC SPI HSU For Arduino

NXP PN532 NFC RFID Module V3 Kits Reader Writer Arduino Android Phone M92 NFC is a popular technology in recent years. We often heard this work while smart phone company such as Samsung or HTC introduces their latest high-end phones. Almost all the high-end phone in the market support NFC.

Brand: DFRobot

Relay Shield for Arduino V2.1 with Xbee Socket

TCRT5000L Reflective Optical Sensor

The TCRT5000 and TCRT5000L are reflective sensors which include an infrared emitter and phototransistor in a leaded package which blocks visible light. The package includes two mounting clips. TCRT5000L is the long lead version.

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

ISD1820 Sound Voice Recording Playback Module

4x4 Keypad - 16 Key - Matrix Membrane Type

4 x 4 Matrix Membrane Keypad Size: 7cm X 7.5cm 8 pin connector Adhesive mounting (sticker on the back side) Maximum Circuit Rating: 35VDC, 100mA Operation Temperature: 0 to +60 centigrade Humidity: 40 centigrade, 90%-95%, 240 hours Fexible Circuit Length: Approx. 3.3 inch / 83 mm

3S 11.1V 12.6V 25A W/Balance 18650 Li-ion Lithium Battery PCB Protection Board

3S 11.1V 12.6V 25A W/Balance 18650 Li-ion Lithium Battery PCB Protection Board Specification: Brand newSize: about 56mm*45mm*1.2mmOver voltage range: 4.25-4.35v±0.05vOver discharge voltage range: 2.3-3.0v±0.05vMaximum operating current: 0-25AMaximum transient current: 34-40AQuiescent current: less than 30uA

AA Battery Holder 3S

Reference: IMAX

IMAX B6-AC Charger/Discharger 1-6 Cells Dual Power 80W

Charge at home on 110/240v or in the field on 12v. The B6-AC handles both! The IMAX B6-AC is a rock solid charger thats able to charge, balance and discharge Lion, LiPo, LiFe (A123), NiCd and NiMH batteries. (Clone)

Capacitor 16v 100uf

5V LED Traffic Light Module

5V LED Traffic Light Module