⚡ Battery Live Dashboard

Accurate resistor-load monitoring  ·  1S / 2S / 3S Li-ion packs  ·  ESP32 + INA219

Connecting...
Battery Voltage
--
Load Voltage
--
Current
--
Power
--
Battery %
--
Piecewise OCV curve · load-sag compensated
Efficiency %
--
η = V_load / V_battery × 100
Battery Health %
--
Remaining Cycles
--
State
--
Pack
--
C-Rate
--
Cycle Count
--
Recent Readings (last 20)
Time Batt V Load V Curr A Pwr W SOC % Eff % Health % Cycles State
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Pack Summary
Pack --
Rated Capacity --
Est. Capacity --
Internal Resistance --
Lifecycle Est. --
Degradation / cycle--
Server Time --
Anomaly Flags
--
Health & lifecycle shown only when real cycle_count > 0 is received from ESP32. All other values are honest formula-based calculations from INA219 readings.