What is ti-84 charger?

The TI-84 calculator uses a USB cable with a mini-B connector to charge its battery. The charger should output a voltage of 5V and a current of at least 500mA. The charger may be included when purchasing the calculator, but if not, it can be purchased separately. It is important to use only the charger designed for the TI-84 calculator to avoid damaging the device or battery. Additionally, it is recommended to unplug the charger once the battery is fully charged to prevent overcharging.