Voltage: DC 3.3V (Do not use 5V supply)
Operating Current: 13-26mA
Idle Current: 10-13mA
Operating Frequency: 13.56MHz
Integrated Circuitry: Analog circuitry to demodulate and decode
Compatibility: Supports ISO/IEC 14443 A/MIFARE
Operating Distance: Read/Write mode up to 50 mm

Versatile Tilt sensor module
Integrated Mercury switch and LED
PWM for brightness control
Compatible with Arduino and NodeMCU
Operates at 3.3 to 5V

High-power Controller up to 4000W!
Multi-purpose for lights, fans, heaters.
Adjustable Voltage 0-220V.
Easy to use Potentiometer knob.
Large current Capacity at 40A.
Includes Protective Shell.
Compact Size for various uses.
Download Datasheet

Compact design for ease of use
IR LED for pulse detection
Phototransistor enhances sensitivity
Arduino-compatible for DIY projects
Durable and reliable
Package includes KY-039 module

Main chip: NE555
Input Voltage: 5V-15V DC
Generate adjustable pulse: For MCU and control circuits
Output indication: LED indicators for level and frequency
Current: Max output current of 35mA
Frequency adjustment: Fine-tune duty cycle affects frequency
Download: Datasheet

Shaft Diameter 6 mm.
Wheel Diameter 70 mm.
Wheel Width 7.5 mm.
Loading Capacity 2 kg.
Color Red/Yellow.
Download CAD Model

Timer Chip: NE555 delay timer, adjustable 0-10s
Voltage Support: AC up to 250V/10A, DC up to 30V/10A
Applications: Ideal for vehicle ignition and alarm timing
Indicators: LED power and trigger indicators
Design: Compact and lightweight for projects

Input Supply Voltage: 3.3~5 VDC
Supply Current: 0.3mA measurement, 60μA standby
Temp. Measurement Range: 0~50°C, ±2°C error
Humidity Measurement Range: 20%~95%RH, ±5%RH error
Output: Digital output
Resolution: 16 bit

Accurate Detection: Receives 38KHz IR signals efficiently.
Wide Compatibility: Ideal for Arduino and other microcontrollers.
Built-In IC: Strong interference resistance with an integrated infrared IC.
Compact Design: Dimensions of 2.5x1.5x1.5cm for easy integration.
Reliable Signal: Detects modulated remote control signals precisely.
Versatile Applications: Suitable for IR receivers, remote testers, and more.
Adjustable Usage: Ideal for decoding, re-creating, or analyzing remote signals.

Automatic Irrigation: Activates water pumps below threshold levels.
Adjustable Threshold: Control soil moisture levels via a potentiometer.
High Load Capacity: Handles up to 250V AC or 30V DC with 10A load.
Low Power Consumption: Operates efficiently on 12V DC input.
Delay Function: Built-in delay prevents rapid relay cycling.
Nickel-Plated Sensor: Enhances conductivity and prolongs life.
Visual Indicators: Power and relay LEDs for real-time monitoring.
Wide Applications: Ideal for gardens, greenhouses, and potted plants.

Material: Aluminum construction for strength and durability.
Compatibility: Fits Futaba standard 25T servo splines.
Design: Adjustable for precise control.
Structure: Robust and capable of withstanding demanding conditions.
Applications: Suitable for RC vehicles, robotics, and hobbyist projects.
Download CAD Model

1.8V to 3.6V Supply Voltage ensuring compatibility with various microcontrollers and devices.
Low Power Consumption of 0.5uA at 1Hz, ideal for battery-operated gadgets.
I2C Interface supports easy integration and fast communication.
Max Speed of 3.5Mhz, handling rapid data transfer efficiently.
Very Low Noise for precise measurements, perfect for accurate altitude estimation.
Fully Calibrated sensor for ready-to-use convenience without additional adjustments.
Pressure Range from 300hPa to 1100hPa, supporting diverse applications including high altitude and deep sea exploration.
Package Includes everything needed for immediate operation and testing.
Download Datasheet

Cable Length: 150mm Color: White and Blue.
Pins: 10 pins to ensure functionality.
Pitch: 1mm, suitable for high-density applications.
Reinforced Ends: Stiffeners for easy insertion.
Rated Voltage: 60V for safe operation.

Model NMC 4S-10A (As per image) suitable for 4 series lithium cells
Precision Circuit for fast and safe charging
Overcharge Protection ensures battery safety
Over-discharge Protection maintains cell integrity
Short Circuit Protection prevents system malfunctions
Integrated Design compact and cost-effective
Quality Assurance through load and aging tests

Input Voltage: Max 5V
Resistance: 90 Ω
Resonance Frequency: 2048 Hz
Sound Pressure: Min 80 dB at 10cm
Body Size: 12 x 9.5mm
Pin Pitch: 6mm
External Material: Black Plastic

Output Channel: Single channel output
Power Supply: Operates on 3.3/5V
Sensitivity Control: Built-in potentiometer
Signal Output: Indicator lights for output
Flame Spectrum Sensitivity: Highly sensitive to flames
Detection Angle: Covers 60 degrees
Arduino Compatible: Connect to microcontroller IO
Response to Light: Detects regular light sources

Operating Voltage: 5-30V range
USB Support: Micro USB 5.0V
Frequency Range: 1Hz-150KHz, 2% precision
Output Current: 8-30mA
Output Range: 5V V-pp default
Temperature Range: -30℃ to 70℃
Compact Design: 44x30x11 mm dimensions
Download Datasheet

Type: Breadboard Adapter
Operating Voltage: 3.3V to 6V
Built-in Capacitor: 0.1μF
Solderless Pin: Easy Integration
Clear Screen Printing: Connector Labeled

LM393 Design High sensitivity sensor with stable performance.
Adjustable Sensitivity Easily adjust sensitivity using blue potentiometer.
Digital Output Clear 0V to 5V signal for precise readings.
LED Indicators Output and power status LEDs for simplicity.
Wide Voltage Range Operates on 3.3V to 5V, compatible with many devices.
Simple Integration Easy to connect with Arduino microcontrollers.
Versatile Design Suitable for various applications including smart lighting.

Main Chip: LM393
Microphone: Electret condenser
Voltage: DC 3.3-5V
Signal Output: Low-level
Induction Distance: 0.5 Meter
Easy Installation: Bolt hole
Compatibility: Arduino and more