Advanced Battery Monitoring Technology: The Ternary Lithium Battery Capacity Indicator Module is a compact and efficient tool for monitoring the health of your batteries. With its ultra-small size of just 5x9.5mm, this mini LED light display is designed to fit into a variety of devices without taking up much space. The module is equipped with a high- comparator and feedback loop built into the product IC, ensuring reliable and accurate battery status indication. Versatile and User-Friendly Design:The module's versatility is highlighted by its ability to support both 1S and 2S ternary lithium batteries, making it suitable for a wide range of applications. The green, yellow, and red LED lights offer a clear visual indication of the battery's charge level, with each color representing a specific voltage range. This feature allows users to quickly determine the state of their batteries, whether they are charging, discharging, or at full capacity. Reliable and Precise Performance:With its ±1% error in voltage detection, the Ternary Lithium Battery Capacity Indicator Module provides reliable and precise information about your battery's state. The module's four voltage points detection that you are always aware of your battery's health, from 25% to 100% charge. The module's compact size and user-friendly design an ideal choice for those who need to monitor battery status without sacrificing space or functionality. Product Name: Metering Module Voltage: 3.7~4.2V Voltage at 25%: 3.4~3.55V Voltage at 50%: 3.55~3.7V Voltage at 75%: 3.7~3.87V Voltage at 100%: 3.874~4.2V Comparator: 4-way LED Color: Green|Yellow|Red Size: 5x9.5mm Product Name: Ternary Lithium Battery Capacity Indicator Module Voltage Range: 1S 3.7-4.2V, 2S 6.2-8.6V LED Light Display: Green, Yellow, Red Size: Compact 5x9.5mm form factor : High- voltage detection with ±1% error Functionality: 4-way LED color indication for charge and discharge status Color: Black Material: PCB Package Contents: 5 * Modules Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.