The 3.7V Lithium Battery Capacity Indicator Module is a useful component for monitoring the charge level of your 3.7V lithium batteries. Designed for easy integration into electronic projects, this module provides a clear indication of the battery’s remaining charge, helping prevent over-discharge and extend the battery’s life. With a user-friendly interface, it allows for real-time monitoring of your battery’s status. Perfect for DIY electronics, RC projects, and portable power devices, this indicator module ensures you always know when your lithium battery needs a recharge.