30
Relationship between remaining battery voltage and its percentage
Type of battery
0%
100%
1.2V Rechargeable battery
0.90V
1.29V
1.5V Heavy duty
1.14V
1.50V
1.5V Alkaline
3.0V
2.00V
3.00V
6.0V
3.58V
6.00V
9.0V Heavy duty
7.50V
9.00V
9.0V Alkaline
12.0V
6.00V
11.90V