E91 — AA Alkaline
High-density zinc-manganese dioxide primary battery designed for continuous power in industrial transmitters, wireless sensors, and medical devices.
| Parameter | Technical Value |
|---|---|
| Classification | Industrial Alkaline |
| Chemical System | Zinc-Manganese Dioxide (Zn/MnO2) |
| Nominal Voltage | 1.5 Volts |
| Operating Temp | -18°C to 55°C (0°F to 130°F) |
| Typical Weight | 23.0 grams (0.8 oz.) |