HC-SR501 Motion Detector Module Passive Infrared PIR Sensor

Small Probe Test for Multimeter Red Color features:
- 100% new and high quality
- Material: brass and plastic
- Powerful spring pulling the min hooks to grasp the small components firmly and avoid any short circuit
- Hands free to repair, you can connect the clips to multi-meter or DC POWER by a track
- It will help you to test IC or repair the cell phone and other mini electronic products more conveniently
- Length: 4.3 cm / 1.69 "
- Size of the brass hook: approximately 0.9mm x 0.4mm
- Red color

Ultrasonic sensors overcome many of the weaknesses of IR sensors by providing distance measurement regardless of the color and illumination of obstacles. Ultrasound Distance Sensor HC-SR05 features:
- Power supply: 4.5-5.5 VDC
- Supply current: 10 to 40 mA
- Activation pin format: 10 μs digital pulse
- Echo Pin Output: 0-Vcc
- Echo Pin Format: the output is DIGITAL and directly proportional with range. See our conversion formula below
- Measurement range: 2cm to ~ 4.5m
- Measurement resolution: 0.3cm
- Measurement angle: up to 15 degrees
- Measurement speed: 40 Hz,
- Connector: standard 5-pin male connector that can be connected directly to boards or breadboards:
- 1: VCC
- 2: Trig
- 3: Echo

Characteristic:
- Channels: 4 (independent protected by Optocouplers)
- Supply Voltage: 5V
- Output Current: 10A
- Relay activation current: 15mA ~ 20mA
- Isolation: Yes
- Indicator LED: For each channel
- Dimensions: 54x 72mm
- 5V Optocoupled 4-Channel Relay Module
- This module can be directly controlled by the microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL)
Useful links for Arduino / Raspberry programming and projects with Arduino / Raspberry boards:
User manual for the remote control + 4-channel 315 MHz IC2262 receiver:
- Relay Module Programming 5V 10A 4 Channel with remote control + 4 channel receiver

Fan 5V 2x Cable 50x50x15mm features:
- Voltage: 5V
- Speed: 7000rpm ± 10%
- Screw diameter: 4.5mm
- Time lifespan: 50,000 hours
- Operating temperature: -10 ° C to 70 ° C
- Cable length: 28cm
- Dimensions: 50mm x 50mm x 15mm

3A DC Converter 1,25-32V Adjustable LM2596 Step Down Module features:

- Based on the LM2596S-ADJ regulator
- Rectification: Asynchronous
- Output Voltage: 1.25v - 32v DC (adjustable)
- Voltage of Input: 3.2v - 35v DC
- Max Output Current: 3A (with heat sink)
- Ripple at output voltage: 30mV
- Frequency: 150KHz
- Max Conversion Efficiency: 92%
- Load Regulation: ± 0.5%
- Voltage Regulation: ± 2.5%
- Operating Temperature: -40ºC to + 85ºC
- Measurements 43x 21x 14 mm

ESP32 processor development board with WiFi and Bluetooth (BLE) compatible with Arduino Uno shields. It is much faster than the ESP8266 processor (NodeMCU and the like) . Wemos D1 ESP32 R32 WROOM-32 WiFi and Bluetooth features:
Power: 5-12VDC WiFi 802.11 b / g / n / e / i (802.11n up to 150 Mbps) Bluetooth v4.2 BR / EDR and BLE. Compatible with Arduino Uno shields. 6 Analog input. 20 digital inputs / outputs (3.3V) (with PWM functions, interrupt). UART, SPI, I2C communication. Size: 68Ã — 53 mm Micro USB connection. 4Mbytes Flash Memory 520Kb Clock: 240Mhz (a core dedicated to WiFi processing) Temperature: -40C + 85C Current: 250mA (max) Current in saving mode: 0.15mA Operating current: 20mA (without WiFi) Useful links for Arduino / Raspberry programming and projects with Arduino /

The module with high quality mobile phone vibration motor, the vibration effect is obvious and the vibration intensity of the motor can be controlled by PWM.

It can be used for Arduino and Raspberry projects. It is a DC motor.

Barometric Pressure, Temperature and Altitude Sensor BMP180 features:
- Module based on the atmospheric pressure sensor BMP180
- Supply voltage: 1.8 - 3.6 V
- Energy consumption: 0.5uA
- I2C interface
- Measuring range: 300 - 1100hPa
- Dimensions: 10 x 13 mm
- Includes soldering pins