Sensor Module

• Waterproof and durable for outdoor use
• Operates at a DC 5V voltage with low power consumption
• Capable of measuring distances from 25cm to 4.5m
• Acoustic emission frequency of 40kHz for accurate distance detection

• Onboard TTP224 capacitive touch sensor IC
• Supports 4 touch keys for multi-button applications
• Flexible working voltage: 2.4V - 5.5V
• Adjustable output modes and key output modes

• Onboard TTP226 capacitive 8-button touch sensing IC
• Supports 8 touch buttons for versatile control applications
• 8-channel level status indicator for each key
• Adjustable working voltage: 2.4V - 5.5V

• Onboard TTP229 Capacitive 16-Key Touch Sensing IC
• Supports 16 capacitive touch buttons for seamless touch control
• Onboard power indicator for status monitoring
• Adjustable output modes, key response, and power settings

• Non-contact gesture detection with proximity sensing capabilities
• Measures distance range from 10 to 20 cm (4-8 inches)
• I2C interface for easy communication with microcontrollers
• Low power consumption, ideal for battery-operated devices

• Voltage: 3.3V
• Resolution: 500dpi
• Backlight Color: Blue
• Interface: TTL Serial

• Non-Contact Switching: Detects magnetic fields without physical contact.
• Voltage Compatibility: Operates at DC 5V, making it ideal for microcontroller projects.
• KY-003 Model: Designed for magnetic, speed, and capacitance induction applications.
• Arduino Compatible: Perfect for DIY electronics and robotics projects.

• High Sensitivity: Maximum sensitivity at 570 nm with a wide half-angle of ±60° for better light detection
• Ambient Light Detection: Ideal for measuring ambient light intensity
• Visible Light Spectrum: Sensitive to visible light, while inhibiting infrared (IR) spectra
• Versatile Application: Can be used in applications where light intensity needs to be measured, such as in lighting control systems or environmental monitoring

• Compatible with Arduino and other microcontrollers
• Measures water turbidity with analog output
• Adjustable threshold for digital output
• Quick response time (<500ms)

HC-05 Bluetooth Module ( Refurbished)

Upgrade your Arduino projects with the BMP280 Digital Barometric Pressure Sensor Module. This high-precision sensor offers reliable measurements for a variety of applications, from weather monitoring to altitude detection.

• Model: BMP280 Digital Barometric Board Module
• Pressure Ranges: 300-1100 hPa (equivalent to +9000 ...-500 m above/below sea level)
• Relative Accuracy: ±12 hPa (equivalent to ±1 m 950 ~ 1050hPa @ 25°C)
• Absolute Precision: ±1 hPa (950 ... 1050 hPa, 0 ~ +40°C)
• Offset Temperature Coefficient: 1.5 Pa/K, equivalent to 12.6 cm/K (25 ~ 40°C at 900 hPa)
• Temperature Range: -40°C to +85°C
• Operating Voltage: 3.3V

Package Includes: 1 x BMP280 Digital Barometric Pressure Sensor Module for Arduino

• Digital output for easy integration
• ABS material for durability
• Compatible with both 3.3V and 5V systems
• Detects carbon dioxide (CO2) in the range of 400~5000ppm

• Wide Voltage Range: Compatible with DC 5-24V, ideal for various voltage-based systems
• Adjustable Delay Close Time: Delay time adjustable between 33 to 300 seconds for versatile applications
• Long Detection Range: Can detect motion from up to 4-5 meters
• Output Connectors Included: Comes with both a DC male plug and a DC female plug for easy integration

• Wide Detection Range: 120°/180° detection angle with a range of up to 12 meters (± 2m)
• Adjustable Settings: Ambient light sensitivity and time-delay (5 seconds to 12 minutes) can be adjusted
• High Load Capacity: Suitable for 500W resistive load (e.g., incandescent lamps) and 150W inductive load (e.g., LED, energy-saving lamps)
• Weatherproof Design: IP44 rated, ideal for both indoor and outdoor use

• High-Precision Infrared Temperature Sensor with MLX90614ESF-BCC chip
• Non-Contact Temperature Measurement for accurate readings
• Standard I2C Communication Protocol for easy integration
• Wide Voltage Compatibility (3V - 5V) with internal low dropout regulator

• Wide Measurement Range: 0~100% soil moisture detection
• High Accuracy: ±3% accuracy for reliable readings
• Quick Response: Less than 1s response time
• Durable Construction: Stainless steel probe with epoxy resin sealing

• Accurate temperature and humidity sensing
• I2C and one-wire bus communication
• Wide temperature measurement range (-40°C to 125°C)
• Compact and easy to integrate with Arduino

• Waterproof: IP65 rating ensures outdoor durability.
• Wide Detection Range: 120-140 degrees for efficient motion sensing.
• Adjustable Delay & Sensitivity: Delay can be set from 3 seconds to 15 minutes, and ambient light sensitivity from <3 to 2000LUX.
• Versatile Installation Options: Can be installed in plane, internal angle, or outer corner.

• High-resolution 500dpi scanner for accurate fingerprint recognition.
• Fast fingerprint image capture in less than 1 second.
• Low power consumption with a peak current of <60mA.
• USB/UART communication for easy integration.