• High-Precision Oximeter Sensor for heart rate and SpO2 monitoring.
• I2C Interface for easy microcontroller integration.
• Compact & Lightweight design.
• Low Power Consumption, ideal for battery-powered applications.

• 10kg Sensing Capacity: Ideal for precise weight measurement applications.
• Parallel Beam Strain Gauge: Ensures accurate and stable readings.
• Wheatstone Bridge Structure: Half-bridge design for effective signal conversion.
• Wide Excitation Voltage Range: Operates between 5V to 10V DC.

Discover the MQ-3 Gas Sensor Module, a reliable component for detecting alcohol levels in various applications in Bangladesh. Operating at 5VDC, it features both digital and analog outputs, making it ideal for integrating with microcontrollers and DIY projects.

• Reliable magnetic sensor switch for doors and windows
• Ideal for security systems, alarms, and automation projects
• Durable plastic body with a compact design
• Easy to install with a 30cm connecting cable

Discover the Grove - Water Level Sensor Module, designed for precise water level detection in various projects in Bangladesh. Operating at +5V with less than 20mA working current, this sensor is ideal for both analog and digital water detection.

Ensure precise temperature measurements with the Waterproof Thermostat Accuracy Temperature Sensor. Featuring a 3435 NTC 10k probe, this sensor is designed for reliable performance in a variety of applications, including water heaters, refrigerators, and air conditioners.

• Material: Tin plating copper wire
• Output signal: Digital type
• Measurement range: -20℃ to 105℃
• Length of wire: 21 inches
• Size of probe: 5 x 25 mm
• Output: 2 wires
• Type: NTC 10k 3435±1%
• Probe insulation: >100MOhm
• Pressure value: 4000V, 5s no breakdown when electrified
• Stress sustain: 30N for 1 minute, no deformation

Package Includes: 1 x Temperature Temp Sensor Probe Thermometer Waterproof Cable

The MQ-2 Gas Sensor Module is designed to detect various gases, including LPG, Alcohol, Propane, Hydrogen, CO, and Methane. Operating at +5V, this versatile sensor provides both analog and digital outputs, with adjustable sensitivity via a potentiometer.

Key Features:

• Operating Voltage: +5V

• Gas Detection: LPG, Alcohol, Propane, Hydrogen, CO, Methane

• Analog Output Voltage: 0V to 5V

• Digital Output Voltage: 0V or 5V (TTL Logic)

• Preheat Duration: 20 seconds

• Versatile Use: Can be used as both Digital or Analog sensor

• Adjustable Sensitivity: Digital pin sensitivity can be adjusted using the potentiometer

The (ZFM60) Fingerprint Recognition Module offers high security and efficient performance for various applications. Key specifications include:

• Supply Voltage: DC 3.6 ~ 6.0V
• Supply Current: 120mA (normal), 140mA (peak)
• Fingerprint Image Time: 1.0 seconds
• Window Size: 14 x 18 mm
• Signature Files: 256 bytes
• Template Files: 512 bytes
• Storage Capacity: 1,000
• False Accept Rate (FAR): 0.001 (security level 3)
• False Reject Rate (FRR): 1.0 (security level 3)
• Search Time: 1.0 seconds (mean, 1:500)
• Host Interface: UART (TTL logic level)
• Communication Baud Rate: (9600 x N) bps (N = 1 ~ 12, default N = 6, i.e., 57600bps)
• Operating Environment: Temperature: -20 to +50°C, Relative Humidity: 40% to 85% (non-condensing)
• Storage Environment: Temperature: -40 to +85°C, Relative Humidity: 85% (non-condensing)

• High-precision 50kg capacity load cell for accurate weight measurement
• Half-bridge strain gauge technology for enhanced performance
• Suitable for use in body scales and other weighing systems
• Output sensitivity of 1.0±0.1 mV/V

The 5mm LDR Sensor Module is a crucial component for creating light/dark sensor circuits. This module features a Light Dependent Resistor (LDR) that boasts a high resistance in the dark, which drops significantly when exposed to light. Ideal for use in various electronic projects, this small yet powerful LDR sensor is perfect for those looking to create efficient and responsive light-sensitive circuits. Key features include:

• Compact size of 5mm
• High resistance in the absence of light
• Dramatic resistance drop when illuminated
• Versatile use in electronic projects

• Compact Size: Small, space-saving design for versatile installation
• Lightweight: Easy to handle and install
• Sealed Case: Resistant to baking with high accuracy
• Long Service Life: Rated for 10,000+ cycles at the rated load

LM35 Precision Temperature Sensor

The LM35 is a precision temperature sensor with an analog output voltage linearly proportional to the Celsius temperature. Key features include:

• Calibrated directly in Celsius (Centigrade)
• Linear output with a scale factor of 10 mV/°C
• Accuracy of ±0.5°C at 25°C
• Operating range: -55°C to 150°C
• Low self-heating: less than 0.1°C in still air
• Low power consumption: less than 60 µA
• Low output impedance: 0.1 Ω for 1 mA load
• Non-linearity: only ±0.01°C typical

Discover the LDR Photoresistor Large 10mm GL10516, a highly sensitive light-dependent resistor ideal for various electronic applications in Bangladesh. With a diameter of 10mm, it features a maximum voltage of 250 VDC and an operating temperature range of -30˚C to +70˚C. Perfect for projects requiring precise light detection.

• High Sensitivity: Designed for reliable reception of 38 kHz infrared signals.
• Wide Operating Voltage: Functions within a supply voltage range of 2.7 V to 5.5 V.
• Long Transmission Distance: Effective transmission distance of up to 45 meters.
• Compact Design: Through-hole mounting style for easy integration into circuits.

Discover the HC-SR04 Ultrasonic Distance Sensor Module, perfect for precise distance measurement and proximity detection in various projects in Bangladesh. Operating at DC 5V, with a 40 KHz ultrasonic frequency and a measuring angle of 15°, this module is ideal for robotics and automation applications.

• Compact Size: Small form factor with a width of 10mm and height of 7mm, ideal for tight spaces.
• Vibration Detection: Sensitive to vibrations, making it perfect for various monitoring applications.
• Easy Integration: Simple to connect to circuits for easy integration into projects.
• Wide Application: Suitable for alarm systems, shock detection, and motion sensing.