LM358 chip onboard. 100 gain of the circuit design. 10K onboard adjustable resistance, you can adjust the magnification. Onboard power indicator. The chip has led major pin can be directly input and output signals.

IC Chip: MAX3232 Operating Voltage: 3.3-5.5V It can be used to program STC MCU, NXP MCU, Renesas MCU, STM32 MCU, N+-2EC MCU Pre-assembled compact size board Suitable for use with most microcontrollers Operates up to 250 kbit/s

Conversion range: 0% -100% PWM to 0-10v voltage PWM signal reception frequency range: 1KHz – 3KHz Operating voltage: 12V – 30V DC Allowable error: 5%

Frequency: 2.4GHz ISM. Protocol: BLE 4.0. Max transmitting power: max. 4dBm. Modulation System: GFSK. Serial Baud Rate: 1200 to 115200 bps. Reference Distance: 80 meters.

Single supply voltage 3.4V – 4.5V HW-353A SIM900A Module Development Board GSM GPRS The keypad and SPI display interface will give you the flexibility to develop customized applications. Serial port and Debug port can help you easily develop your applications. One audio channel includes a microphone input and a speaker output. Programmable General Purpose...

Model : KY-040. Type : Incremental Encoder. Cycles per revolution (CPR) : 20. Working voltage : 0 – 5V. Material : PCB + Brass. Mounting Nut Thread diameter: 6.6mm Weight : 10 gm.

Access multiple interfaces simultaneously  Serial Communication Smaller Volume Wide Range of applications You can access the sample code and documents for this product by visiting your order history page.

Multi-functional transistor tester. Automatic detection of NPN and PNP transistors, FET, diodes, dual diode, thyristor and SCR. Automatic identification of the transistor pinout.  Can be used as a Square signal generator. Can be used as a PWM signal generator.

Play standard mono or stereo MP3 files Control with buttons Serial communications protocol (JQ6500 Arduino Library available). Power supply 4.2V Speaker power 4 ohms / 3 watts

RGB trichromatic limiting resistor to prevent burnout PWM adjusted color mixing

Operating Voltage:2.0v ~ 2.5v Current:10mA Diameter:3mm Wavelength:571nm + 644nm Beam Angle:150

Operating Voltage:2.0v ~ 2.5v Current:10mA Diameter:5mm Color: Red + Green Beam Angle:150

Operating Voltage : 1.5 ~ 15V DC Working Current: Less than 25mA Tone Generation Range : 1.5 ~ 2.5kHz Dimensions (LxWxH):  26 x 15 x 11 mm

Operating Voltage: 5V Contact Resistance : 50mΩ max (initial) Electrically Life:100,000 cycles Environment temperature: -25°C to +105°C Operating Force: 180/230(±20gf) Seal temperature:250ºC-280ºC I/O pins: 3 pins

Product Type: LED Shape: Round LED 5mm DIP type Color: pink yellow-green (high brightness) Lens type: white mist Standard Forward Voltage:3.0-4 .5 V

Operating Voltage: 5VDC USB to Serial Converter: CH340C Compatible With:ESP8266 ESP-01/01S Comes With Onboard Reset Switch Has Female Headers for Connecting the Wifi Module.

Easy communication with any microcontroller. Tactile type switches. Over 1,000,000 operations per key. Contact rated for 12V dc @ 20mA. Over 1,000,000 operations per key.

Easy communication with any microcontroller. Tactile type switches. Over 1,000,000 operations per key. Contact rated for 12V dc @ 20mA. Over 1,000,000 operations per key.

Analog piezoelectric ceramic vibration module Measures the extent of vibration Proportional to the strength of shock or vibration Interface type: Analog Output Dimensions: 30 (L) x 23 (W) x 17 (H) Weight: 5g

2 sine wave and 2 square wave output. AD9850: 0-40MHz. After the 20-30MHz frequency harmonics increases, the waveform will be less and less clean. Low-pass filter with 70MHz, so the waveform better than SN. Parallel and serial data input can be selected via a jumper.

Directly plug antenna interface. I2C bus communication. Multi-capacitor combined filter. Blue LED power indicator. High sensitivity(low noise RF input amplifier). High power auto gains control AGC circuit.

Operating voltage (v):DC 8 – 12V Chipset:TPA3118 - 28 pin Chinese Variant Power output:30W Material:FR4This is a Chinese variant of the TPA3118 in a 28-pin package.

Module chip using PCF8951 Module supports external voltage input of the 4-way acquisition (voltage input range of 0-5v) The module integrated photoresistor by AD collection precise value of the ambient light intensity Module integrated thermistor by the precise value of the ambient temperature of the AD acquisition Module integrated 1 channel 0-5V voltage...

Module package (with FLASH memory and peripheral circuits) have DIP16, DIP28, chip packaging has DIP18, SSOP20, and LQFP32 form. Built 13Bit/DA converter, and 12Bit/PWM output. PWM output can directly drive 0.5W/8Ω speakers, push-pull current abundant support DAC / PWM output of two ways. Support for loading WAV audio formats. USB download mode, support...

ESP32-IO shield Compatible with RoboticsBD ESP32 Core board Brings out all the pins of RoboticsBD ESP32 Core board 2 rows of 2.54mm pin headers for connecting other sensors Power supply circuit for RoboticsBD ESP32 Core board DC 7-12V voltage input DIP switch for controlling the power

Good PRINT PACK design, very beautiful. 8 world of the three primary colors (red-green-blue) LED color, scanning control mode. Applicable for various platforms, such as 51 / AVR / AVR / ARM / for Arduino All kinds of platforms.

Voltage – 250V Easy PCB mounting Good consistency Widely acclaimed

Main chip: NE555 Input Voltage: 5V-15V DC. Generate an adjustable pulse for MCU. Generate an adjustable pulse, to control circuitry associated.

Working mode: Class D Operating voltage: DC18V to DC24V Rated output power: 100W + 2 x 50W Quiescent current: 60mA Work efficiency: 90%