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![Battery Level Indicator System](https://circuitdiagrams.in/wp-content/uploads/2022/10/BatteryLevelIndicatorSystem-scaled.jpg)
Electro Gadget
Battery Level Indicator System Using LM3914
![](https://circuitdiagrams.in/wp-content/uploads/2022/10/ArduinoCalculator-scaled.jpg)
Electro Gadget
Arduino Calculator Using 4×4 Keypad
![12V Automatic Battery Charger](https://circuitdiagrams.in/wp-content/uploads/2021/07/12V-Automatic-Battery-Charger-1.jpg)
Electro Gadget
1.2V-12V Variable Automatic Battery Charger Using Relay
![Sound Sensor](https://circuitdiagrams.in/wp-content/uploads/2022/10/SoundSensor.jpg)
Electro Gadget
Sound Sensor Module Using LM393
![Relay Module](https://circuitdiagrams.in/wp-content/uploads/2022/10/RelayModule-scaled.jpg)
Electro Gadget
How Relay Works – Different Types of Relays
![FM Remote Encoder Decoder](https://circuitdiagrams.in/wp-content/uploads/2022/09/FMRemoteEncoderDecoder-scaled.webp)
Electro Gadget
Design an FM Remote Encoder/Decoder Circuit
home automation
![Smart Motion Sensing Camera FTDI Module](https://circuitdiagrams.in/wp-content/uploads/2023/02/Smart-Motion-Sensing-Camera-FTDI-Module.jpg)
Electro Gadget
IoT based Smart Motion Sensing Camera
![Interface Different Sensors With Single ESP8266](https://circuitdiagrams.in/wp-content/uploads/2023/02/InterfaceDifferentSensorsWithSingleESP8266-1.jpg)
Electro Gadget
Interface Different Sensors With Single ESP8266 NodeMCU
![](https://circuitdiagrams.in/wp-content/uploads/2022/07/BluetoothHomeAutomationSystem.jpg)
Electro Gadget
Home Automation System Using Arduino And HC-05
![Controlling Appliances with ESP32 and MQTT Protocol](https://circuitdiagrams.in/wp-content/uploads/2022/03/Controlling-Appliances-with-ESP32-and-MQTT-Protocol.png)
Electro Gadget
Controlling Appliances with ESP32 and MQTT Protocol
![Tasmota Home Automation System Using ESP8266](https://circuitdiagrams.in/wp-content/uploads/2022/03/IMG_20220303_125009-scaled.jpg)
Electro Gadget
Tasmota Home Automation System Using ESP8266
![](https://circuitdiagrams.in/wp-content/uploads/2021/11/Alexa-Home-Automation-System.jpg)
Electro Gadget
Alexa Home Automation System Using Arduino IoT & ESP8266
Arduino project
![](https://circuitdiagrams.in/wp-content/uploads/2024/07/real-timeheatindexmonitoringsystemusingarduino8260343682002047300.jpg)
Electro Gadget
Real-Time Heat Index Monitoring System Using Arduino
![](https://circuitdiagrams.in/wp-content/uploads/2024/06/img_20240627_232514-min2736259573870945566.jpg)
Electro Gadget
Angle Measurement Device Using Arduino Nano & ADXL335
![](https://circuitdiagrams.in/wp-content/uploads/2024/05/img_20240519_2055114706453745358226320.jpg)
Electro Gadget
How to Make a DIY Arduino Line Follower Car at Home
![Audio Spectrum Visualizer](https://circuitdiagrams.in/wp-content/uploads/2023/03/Audio-Spectrum-Visualizer.jpg)
Electro Gadget
Audio Spectrum Visualizer Using Arduino & Matrix Display
![Digital Watch](https://circuitdiagrams.in/wp-content/uploads/2023/01/DigitalWatch.jpg)
Electro Gadget