74151 data selectors/mux

Reference: 1524

LM2596 DC DC Step Down Buck Converter with Digital Tube Display

Module Model:LM2596 Buck Converter + Voltmeter Input Voltage: DC 4.0~40V ; Output Voltage: 1.25V~37V; Output Current: 2A(normal and stable), 3A Max Cutting Size: 66mm x 35mm Measure Range:4~40V (for measure accurately, please ensure that the input voltage is more than 4V) Ripple Frequency: About 150Khz; Ripple Peak: About 100mV; Voltage Meter Error: ±0.1V

Reference: 384

MAX7219 Red Dot Matrix Module MCU Control Display Module DIY Kit For Arduino

Soldering is required

Reference: 837

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.

Reference: 994

ON/OFF Switch 12VDC

ON/OFF Switch 12VDC

Reference: 1355

1N4148 Diode

1N4148 diode is a small high-speed switching diode with fast switching. It is widely used in single-pass isolation for circuits with high signal frequency, communication, computer board, TV circuit, and industrial control circuit

Reference: 1437

CA3130

CA3130 is a BiMOS operational amplifier IC with MOSFET Input and BiMOS devices have advantages of both bipolar and CMOS transistors.

Reference: 265

Brand: SparkFun Electronics

Mini Thermal Printer

Description: This is a thermal printer like you would find on a cash register or adding machine. It will print simple strings passed to it via TTL serial, bitmap images (poorly)and it even generates several different formats of barcodes!

Reference: 727

Mini Cooling Fan 40x40x10mm

Mini Cooling Fan 40x40x10mm

Reference: 188

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

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

Reference: 764

AA Battery Holder 3S

AA Battery Holder 3S

Reference: 1302

Full-Color RGB SMD Led Module

KEYES 5050 Full-Color LED SMD Sensor Module 3-Color RGB Tricolor Current-limiting with Dupont Line for ArduinoMain Features:● Using 5050 full color LED● RGB tricolor current-limiting resistance to prevent burn out● Through the PWM adjusting three primary colors can be mixed to obtain different colors● With a variety of single-chip interface● Working...

Reference: 760

2N2222 NPN Transistor

Reference: 345

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. 

Reference: 1027

CD4060BE DIP16

CD4060BE DIP16

Reference: 1597

Fotek SSR-40DA Solid State Relay

Industrial FOTEK Solid State Relay SSR 40A with Protective Flag SSR-40DA 40A DC Control AC SSR-DA Series Single Phase Solid State Module (SSR)

Reference: 925

18650 Battery Holder 4S with wire

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

Reference: 1545

9-40V to 5V 3A Step Down Power Supply Buck Converter

9-40V to 5V 3A Step Down Power Supply Buck Converter Input: 9V-40V DC Output: 5V, 3A DC

Reference: 406

LM2596 DC-DC Step Down Adjustable Power Supply Module 3A Max

This is a very compact DC-DC step-down converter capable of supplying any voltage between 1.23 and 30 V from a higher voltage power supply (up to 35 V). 

Reference: 566

RS485 USB-485 Converter Adapter Support Win7 XP Vista Linux Mac OS

 RS485 USB-485 Converter Adapter Support Win7 XP Vista Linux Mac OS

Reference: 241

LM35 Temperature Sensor

Description The Original LM35 series are precision integrated-circuit temperature sensors, with an output voltagelinearly proportional to the Centigrade temperature. Thus the LM35 has an advantage over linear temperature sensors calibrated in ° Kelvin, as the  user is not required to subtract a large constant voltage from  the output to obtain...

Reference: 1583

RGB Multicolor Lighting LED 16.4Ft(5M)

LED Flexible Strip Lights RGB Multicolor Lighting 300LEDs 16.4Ft(5M) DC12V SMD5050 4Pin Dimmable Multicolor Tape Lighting for Porch Stair Closet PC/TV Backlight Mirror Home Theater Decor(Waterproof).

Reference: 1325

Dual USB 5V 1A 2.1A Mobile Power Bank Board PCB Module Board

Dual USB 5V 1A 2.1A Mobile Power Bank 18650 Battery Charger PCB Power Module Accessories For Phone DIY New LED LCD Module Board

Reference: 1502

IC base 28 pin

IC base 28 pin 

Reference: 766

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Reference: 1356

16MHz Crystal Oscillator

16MHZ, Standard frequency crystals to provide a clock input to your microprocessor.

Reference: 1501

IC Base sockets 8 pin

Dip sockets for all your prototyping needs IC Base sockets 8 pin

Reference: 1044

1.5W 8ohm Mini Speaker DIY

15mmx24mm Speaker, rated power is 1W, impedance is 8 Ohm This small speaker will be your best choice in DIY audio speakers it will work well for home audio-visual equipment and other speakers Unique design, adopted well-performed magnet, imported rubber coil The package includes 1pcs small speakers, if the item you have received is defective or get some...

Reference: 754

DC barrel jack

DC barrel jack

Reference: 245

Kiloohm (KΩ) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Reference: 1015

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