Overview | Adafruit MAX17048 LiPoly / LiIon Fuel Gauge and Battery Monitor | Adafruit Learning System
Adafruit LC709203F LiPoly / LiIon Fuel Gauge and Battery Monitor [STEMMA JST PH & QT / Qwiic] : ID 4712 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
2-6s Rc Lipo Battery Low Voltage Alarm Indicator 2-6 Cells Meter Checker Tester Test Led Display Board Module - Instrument Parts & Accessories - AliExpress