AAA Battery Shield
AAA Battery Shield provides an easy way to power your Arduino board. The shield needs only 2 AAA battery and provides up to 500mA current at 5V, which is enough for most projects.
|Input voltage (VCC)||2-3V|
|Operating Current||500mA (1A Max)|
|Operating Temperature||-20–70 ℃|
- PH2.0 Power Input, 3V
- AAA battery holder
- Power indicator
- I2C Grove connector
- A0/A1 Grove connector
How to use¶
Get the voltage of AAA battery¶
Read A0 to get the voltage of battery.
Control the VCC of the 2 Grove connectors¶
Write HIGH/LOW to turn on/off the VCC of the 2 Grove connectors