🔌 तकनीक और इलेक्ट्रॉनिक्स

बैटरी लाइफ कैलकुलेटर

Enter battery capacity and the device's current draw to estimate runtime.

Battery capacity (mAh)

Device draw (mA)

Efficiency (%)

Result will appear here

सूत्र

hours = capacity × efficiency ÷ consumption