DIYgh Tech Store
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RC522 RFID Reader/Writer Module Kit (13.56MHz) + Key Fob & Card
SG90 Micro Servo Motor 9g (180°) – Arduino & RC Robot Arm Compatible
The SG90 is the most popular lightweight servo for beginners and pros alike. Perfect for controlling small mechanisms in robotics.
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Weight: 9g (Lightweight)
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Rotation: 0° – 180°
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Gears: Nylon (Smooth operation)
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Torque: 1.6kg/cm (4.8V)
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Operating Voltage: 3.0V – 7.2V (Optimized for 5V)
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Application: Robot Arms, Grippers, RC Plane Flaps
SIM800L GSM GPRS Module
SN74HC595N 8-Bit Shift Register IC (DIP-16) | Pin Expander
Turn 3 pins into 8. Running out of pins on your Arduino? The SN74HC595 Shift Register allows you to control 8 separate outputs (like LEDs or LCDs) using only 3 digital pins on your microcontroller. You can even daisy-chain them to control hundreds of outputs!
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Function: Serial-In, Parallel-Out (SIPO).
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Channels: 8 Outputs per chip.
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Voltage: 2V - 6V DC.
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Best For: LED Chasers, 7-Segment Displays, and LED Cube Projects.
Soil Moisture Sensor Module (YL-69) | Automatic Plant Watering System
Never forget to water your plants again. The Soil Moisture sensor measures the water content in soil. When the soil gets dry, the sensor output changes, allowing your Arduino to turn on a water pump automatically.
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Outputs: Analog (Exact moisture level) & Digital (Threshold switch)
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Adjustable: Set your "Dry" trigger point with the blue potentiometer.
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Ideal For: Smart irrigation systems, greenhouse monitoring, and science projects.
Sound Sensor Module (Microphone) | Clap Switch & Alarm Detector
Turn on lights with a clap! This microphone module detects sound waves and converts them into a digital signal for your Arduino. It is the core component for "Clap Switch" projects and noise-activated alarms.
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Sensitivity: Adjustable via Blue Potentiometer.
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Outputs: Digital (Gate) and Analog (Waveform).
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Microphone: High-Sensitivity Condenser Mic.
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Best For: Clap Switches, Baby Monitors, and Noise Alarms.
SW-420 Vibration Sensor Module | Adjustable Impact & Shake Switch
- Sensor Type: SW-420 (Normally Closed).
- Output: Digital (High/Low).
- Sensitivity: Adjustable via Blue Potentiometer.
- Best For: Anti-Theft Alarms, Smart Cars, and Impact Detection.
Tactile Push Button Switch | Momentary Switch
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Type: Momentary (ON only while pressed).
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Size: 6x6x5mm (Standard).
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Mounting: Through-Hole (Breadboard Friendly).
- Quantity: 10 Pieces per Pack.