1S 18650 Lithium Battery Capacity Indicator Module - LED Level Tester

The 1S 18650 Lithium Battery Capacity Indicator Module is a compact LED-based level tester designed to visually display the remaining charge of a single-cell (1S) lithium battery. Using a simple 4-level LED bar display, it provides an instant indication of battery status, making it ideal for portable devices, DIY battery packs, power banks, and energy storage projects. The module is easy to integrate and offers reliable monitoring of lithium cell voltage.Features:LED bar indicator for real-time battery level displayDesigned for single-cell (1S) 3.7V lithium batteriesFour-step LED indication for different charge levelsCompact and easy to integrate with DIY battery packsLow power consumptionUseful for power banks, small electronics, and lithium battery projectsSpecifications:Input Voltage: 3.0V – 4.2V (single Li-ion cell)Battery Type: 1S 18650 / Li-ion / LiPo (3.7V nominal)Display Type: 4-level LED bar indicatorLED Indication Range (Approx.):4 LEDs ON: ≥ 4.0V (Full)3 LEDs ON: ~3.85V2 LEDs ON: ~3.65V1 LED ON: ~3.45V (Low)< 3.3V: Battery very lowModule Type: Voltage-based battery level testerPower Consumption: Very lowDimensions: Compact small PCB Operating Temperature: –10°C to +60°CApplications: Power banks, battery packs, DIY electronics, portable devicesPackage Includes:1 × 1S 18650 Lithium Battery Capacity Indicator Module - LED Level Tester

INR 64 · In stock