// Variables for current measurement float input_current = 0.0; float temp_current = 0.0; float r1_current = 33.0; // Resistor value for current measurement mA float r2_current = 3300.0; // Resistor ...
A multimeter will check the battery voltage. If it’s higher than the rated voltage, your battery capacity is okay. But if it’s lower, you’ll have to replace your battery. Testing without a multimeter ...