🔋 Battery Life Calculator

Calculate how long your circuit will run on any battery type

Battery Selection

Battery voltage affects power calculations

Current Consumption

Enter the current drawn when the circuit is ON

Pulse Timing

How often the current pulse occurs
How long each current pulse lasts
Example: A sensor that draws 0.7mA for 0.1 seconds every 5 seconds

Operation Mode

Enable for circuits that only operate during daylight hours

📊 Calculations

Duty Cycle
2.0%
LED Current
0.014 mA
Quiescent Current
0.5 mA
Total Current
0.514 mA
Effective Average
0.257 mA
Battery Life
10,894 hours

⏱️ Battery Life Results

Your circuit will run for 7.99 years on a single Duracell Ultra AA battery.
7.99 Years
95.9 Months
2,917 Days
70,000 Hours