MQ2 Gas Sensor Module for Smoke and Methane Detection
MQ3 Sensor Alcohol Detector Gas Sensor Module
Specifications:
- Operating Voltage: 5V ±0.1
- Detection Gas: Alcohol vapor
- Concentration: 0.05 mg/L ~ 10 mg/L Alcohol
- Load resistance: 200 kΩ
- Analog Output Voltage: 0-5V
- Digital Output Voltage: 0V or 5V (TTL logic)
- Preheat Time: Less than 20 seconds
- Response Time: Less than 5 seconds
- Recovery Time: Less than 30 seconds
- Operating Temperature: -10°C ~ +70°C
- Operating Humidity: 5% to 95% RH
- Dimensions: 32mm x 20mm x 22mm
- Weight: 5 grams
Package Includes:
1 x MQ3 Alcohol Detector Gas Sensor Module
Nano Board Unsoldered with USB Cable for Arduino
Specifications:
- Microcontroller: ATmega328
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 6-20V
- Digital I/O Pins: 14 (6 provide PWM output)
- Analog Input Pins: 8
- SRAM: 2 KB (ATmega328)
- EEPROM: 1 KB (ATmega328)
- Clock Speed: 16 MHz
- USB Chip: CH340G
- Dimensions: 45mm x 18mm
- Weight: 7g
Package Includes:
1 x Nano Board R3 CH340 Chip 1 x USB Mini Cable
NEO 6M GPS Module Geographic Positioning System with EPROM
Specifications:
- Product Name: NEO 6M GPS Module with EPROM
- Chipset: ublox NEO-6M
- Compatibility: Arduino, Raspberry Pi, and other microcontroller platforms
- Satellite Systems: GPS, GLONASS, BeiDou
- Memory: EPROM for configuration storage
- Interfaces: UART serial interface
- Operating Voltage: 3.3V - 5V
- Operating Current: 45mA
- Operating Temperature: -40°C to +85°C
- Antenna: Ceramic patch antenna with LNA
- Position Accuracy: 2.5m CEP (Circular Error Probable)
- Update Rate: Up to 5Hz
- Dimensions: 25mm x 35mm
- Weight: 50g
Package Includes:
1 x NEO-6M GPS Board 1 x Detachable Antenna
NodeMCU ESP32 WiFi Development Board with LWIP Protocol
Specifications:
- Chipset: ESP32
- Processor: Dual-core Tensilica LX6 microprocessor
- Connectivity: WiFi (802.11 b/g/n), Bluetooth (v4.2 and BLE)
- Operating Voltage: 3.3V
- Digital I/O Pins: 28
- Analog Input Pins: 6
- UART Interfaces: 3
- SPI Interfaces: 4
- I2C Interfaces: 2
- Flash Memory: 4MB
- RAM: 520KB SRAM
- Clock Speed: 240MHz
- Dimensions: 58mm x 85mm x 40mm
- Weight: 120g
Package Includes:
1 x NodeMCU ESP32 WiFi Development Board
NodeMCU ESP8266 CP2102 Board – IoT Development Board
NodeMCU ESP8266 D1 R2 WiFi UNO Based Development Board
Specifications:
- Microcontroller: ESP8266
- Operating Voltage: 3.3V
- Digital I/O Pins: 11
- Analog Input Pins: 1 (Max input: 3.2V)
- Clock Speed: 80MHz/160MHz
- Flash Memory: 4MB
- WiFi: 802.11 b/g/n
- USB-TTL Converter: CH340G
- Compatibility: Arduino IDE, NodeMCU, Lua, MicroPython
- Dimensions: 70mm x 54mm
- Weight: 30g
Package Includes:
1 x NodeMCU ESP8266 D1 R2 WiFi UNO Development Board
NodeMCU ESP8266 V3 Lua CH340 Wi-Fi Development Board
Specifications:
- NodeMCU ESP8266 V3 with CH340 chipset.
- Microcontroller: ESP8266
- USB-to-Serial Converter: CH340
- WiFi Connectivity: 802.11 b/g/n at 2.4GHz
- Security Protocols: Supports WPA/WPA2
- Operating Modes: STA/AP/STA+AP
- Programming: Supports programming via Lua script or Arduino IDE
- Flash Memory: 4MByte
Package Includes:
1 x NodeMCU ESP8266 V3 Lua CH340 WiFi Development Board
NRF24L01 Module – 2.4GHz Wireless Transceiver
PIR Sensor HC-SR501 Motion Detector Pyroelectric Infrared Module
Specifications:
- Model: PIR HC-SR501
- Operating Voltage: 4.5 ~ 20 VDC
- Current Consumption: 0.06 mA
- Detection Range: Up to 7 meters
- Detection Angle: <140°
- Output Signal: High (3.3V) when motion is detected, Low (0V) when no motion is detected
- Time Delay Adjustment: 5 to 200 seconds
- Trigger Mode: Repeatable (default) or Non-repeatable (jumper selectable)
- Compatibility: NodeMCU ESP8266, RTC Module, Ultrasonic Sensor
- Features: Passive Infrared Sensor, PIR detector, Low Power Consumption
- Applications: Security Systems, Lighting Controls, Motion-Activated Devices, Home Automation
- Dimensions: 32mm x 24mm x 25mm
- Weight: 10g
Package Includes:
1 x HC-SR501 PIR Sensor Motion Detector Pyroelectric Infrared Module
PWM Controller 1203B PWM DC Motor Speed Regulator
Specifications:
- Model: 1203B
- Input Voltage: DC 6V-28V
- Output Current: 3A (Max)
- PWM Duty Cycle: 0%-100%
- Control Method: Potentiometer
- Operating Temperature: -20°C to 40°C
- Dimensions: 6.8cm x 3.6cm x 2.2cm
- Weight: 40g
- Compatibility: PWM on Arduino
- Application: DC Motor Speed Control
Package Includes:
1 x 1203B PWM DC Motor Speed Regulator
Rain Sensor Raindrops Detection Sensor Humidity Sensor
Specifications:
- Operating Voltage: 3.3V - 5V
- Detection Area: 20mm x 20mm
- Operating Current: < 20mA
- Output Signal: Digital (0 or 1)
- Driver Size(mm): 32x15x9 (LxWxH)
- Collector Board Size(mm): 54x40x1.5 (LxWxH)
- Mounting Holes Diameter: 3mm
- Operating Temperature: -25°C to 85°C
- Operating Humidity: 5% to 95% RH
- Output Interface: 3-pin (VCC, GND, OUT)
- Wire Length: 20cm
- Weight: 5g