• High Accuracy: ±1% accuracy, ideal for precise current measurements.
• Wide Frequency Range: Suitable for 50Hz to 1KHz frequency applications.
• High Dielectric Strength: AC 3500V/1min dielectric strength for enhanced safety.
• Durable Construction: Flame resistance rated UL94-V0 and withstands temperatures between -25°C to +60°C.

The DHT22 Digital Temperature Humidity Sensor Module, also known as AM2302, is designed for precise temperature and humidity measurements. It offers a wide range of applications with high accuracy and excellent long-term stability.

• Type: AM2302
• Accuracy Resolution: 0.1
• Humidity Range: 0-100%RH
• Temperature Range: -40°C to 80°C
• Humidity Measurement Precision: ±2%RH
• Temperature Measurement Precision: ±0.5°C
• 4-pin Package
• Ultra-low Power Consumption
• No Additional Components Required
• Excellent Long-term Stability
• All Calibration, Digital Output
• Completely Interchangeable
• Long Distance Signal Transmission
• Relative Humidity and Temperature Measurement

• 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

IR Transmitter Module:

• Supply Voltage: 5V
• Wavelength: 940nm

IR Receiver Module:

• High Sensitivity 1838 remote control receiver
• Working Voltage: 5V

• Operating Voltage: 3.3V to 5V DC
• Operating Current: 15mA
• LED Indicators: Output and power status LEDs
• Based on LM393: Easy to integrate with microcontrollers

• 120° detection angle for wide coverage
• 5m reaction distance for motion sensing
• Compact size with HDPE material for durability
• Lightweight and easy to integrate into projects

• Supply voltage: 3.3 V to 5V
• Output can directly connected to controller
• TTL level output
• Maximum output current : 15mA

• Ultra-low power consumption (<50uA quiescent current)
• Wide working voltage range (DC 4.5V–20V)
• High sensitivity with <100° detection angle
• Compact and lightweight design

• 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

• 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

• Supports Gravity 3-Pin interface for easy integration.
• Provides Analog output for versatile data interpretation.
• Ideal for monitoring garden plants and moisture detection in intelligent agriculture systems.

The Digital Thermostat W1219 is a reliable temperature control switch sensor with a dual color display, designed for precise temperature management. Key features include:

• Power Supply: DC12V
• Relay Current: <50mA
• Dimensions: 47*40mm

This package includes one Digital Thermostat Temperature Control Switch Sensor with a dual color display (W1219).

• Battery-Powered Smoke and Fire Alarm (Battery not included)
• Environmentally Friendly: No harmful radiation, smells, or risks
• Low Power Consumption: Sensor's service life of about 10 years
• Photoelectric Chamber: Ensures early detection of smoke from all directions

The Buzzer Sensor 5V is a reliable component designed to deliver a continuous single tone at 70dB, making it ideal for various alert and notification applications. With a through hole mounting style, this sensor operates within a supply voltage range of 2-4V.

Key Features:

• 70dB sound level at 1 metre
• Continuous tone length
• Single tone
• Through hole mounting style
• Supply voltage: 2-4V
• Maximum decibel: 70dB
• Diameter: 6.7 mm
• Black body colour
• Operating temperature range: -30°C to +70°C

• Electromyographic (EMG) Measurement: Measures muscle activity by detecting electrical signals.
• Adjustable Gain: Provides improved gain for more accurate and rugged readings.
• Compatible with Microcontrollers: Easily integrates with microcontrollers for muscle-controlled interfaces.
• Electrode Pads: Includes large 52mm electrode pads for better contact and accuracy.

✔ High Precision Measurement – Onboard precision micro current transformer for accurate current sensing
✔ Op-Amp Circuit Board – Provides accurate signal sampling and appropriate compensation
✔ Adjustable Output – The analog output corresponding to current can be easily adjusted
✔ Wide Working Voltage – Operates within a range of DC 5-30V for versatile