How to make battery level indicator circuit, 3.7 volt battery full charge indicator with 3.7v battery charger circuit diagram very simple makes at home.
Bluetooth Controlled Robot Car Using Arduino Bluetooth Controlled Robot Car Using Arduino Project using LM298n motor deriver and hc-05 bluetooth module step by step tutorial. Code Download :- Click Here Arduino bluetooth controller app Arduino bluetooth controller App
Water Level Indicator Project Using ESP32 Water Level Indicator with Alarm on Tank Full. IoT Wi-Fi smart water level indicator for tanks with mobile app control . 📟 OLED Display (0.96" I2C SSD1306) OLED Pin ESP32 Pin VCC 3.3V GND GND SDA GPIO 21 SCL GPIO 22 🔔 BUZZER Buzzer Pin ESP32 Pin + GPIO 26 - GND Each LED connects to an ESP32 GPIO pin via a current-limiting resistor. ...
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