
Button and Coin Battery Size Chart.
Sometimes the number on a watch (button) or coin type battery is not very well stamped and impossible to read.
This page is a chart of the sizes to assist you to find the correct battery from just the measurements.
The table is laid out in ascending diameter × thickness.
All measurements are in mm and specifications generally allow up to ±0.5 mm tolerance.
4.8 × 1.65 1.5 V Alkaline or Silver Oxide. |
4.8 × 2.15 1.5 V Alkaline or Silver Oxide. |
5.8 × 1.2 1.5 V Alkaline or Silver Oxide. 2 V Lithium. |
5.8 × 1.6 1.5 V Alkaline or Silver Oxide. |
|
5.8 × 2.1 1.5 V Alkaline or Silver Oxide. 1.35 V Zinc Air. |
5.8 × 2.6 1.5 V Alkaline or Silver Oxide. |
5.8 × 3.6 1.35 V Zinc Air. |
Intentionally Blank | |
6.8 × 1 1.5 V Alkaline or Silver Oxide. 2 V Lithium. |
6.8 × 1.4 1.5 V Alkaline or Silver Oxide. |
6.8 × 1.5 1.5 V Alkaline or Silver Oxide. |
6.8 × 2.1 1.5 V Alkaline or Silver Oxide. |
|
6.8 × 2.6 1.5 V Alkaline or Silver Oxide. |
7.9 × 1 2 V Lithium. |
7.9 × 1.2 1.5 V Alkaline or Silver Oxide. |
7.9 × 1.4 1.5 V Alkaline or Silver Oxide. |
7.9 × 1.6 1.5 V Alkaline or Silver Oxide. |
7.9 × 2.1 1.5 V Alkaline or Silver Oxide. |
7.9 × 2.6 1.5 V Alkaline or Silver Oxide. |
7.9 × 3.1 1.5 V Alkaline or Silver Oxide. |
7.9 × 3.6 1.5 V Alkaline or Silver Oxide. 1.35 V Zinc Air. |
|
7.9 × 5.4 1.5 V Alkaline or Silver Oxide. 1.35 V Zinc Air. |
8.9 × 3.3 1.5 V Alkaline or Silver Oxide. |
9.5 × 1.6 1.5 V Alkaline or Silver Oxide. |
9.5 × 2.1 1.5 V Alkaline or Silver Oxide. |
|
9.5 × 2.6 1.5 V Alkaline or Silver Oxide. |
9.5 × 2.7 3 V Lithium. |
9.5 × 3.1 1.5 V Alkaline or Silver Oxide. |
9.5 × 3.6 1.5 V Alkaline or Silver Oxide. |
10 × 2.5 3 V Lithium. |
11.5 × 3 3 V Lithium. |
11.6 × 1.6 1.5 V Alkaline or Silver Oxide. |
11.6 × 2.1 1.5 V Alkaline or Silver Oxide. |
11.6 × 3.1 1.5 V Alkaline or Silver Oxide. |
11.6 × 3.3 1.5 V Alkaline or Silver Oxide. |
11.6 × 3.6 1.5 V Alkaline or Silver Oxide. |
11.6 × 4.2 1.5 V Alkaline or Silver Oxide. |
11.6 × 5.4 1.5 V Alkaline or Silver Oxide. 1.35 V Zinc Air. |
12 × 1.6 3 V Lithium. |
|
12 × 2 3 V Lithium. |
12 × 2.5 3 V Lithium. |
15.5 × 5.4 3 V Lithium. |
15.7 × 6 3 V Lithium. |
16 × 1.2 3 V Lithium. |
16 × 1.68 3 V Lithium. |
16 × 2 3 V Lithium. |
16 × 3.2 3 V Lithium. |
20 × 1.2 3 V Lithium. |
20 × 1.6 3 V Lithium. |
20 × 2 3 V Lithium. |
20 × 2.5 3 V Lithium. |
20 × 3.2 3 V Lithium. |
20 × 4 3 V Lithium. |
23 × 2 3 V Lithium. |
23 × 2.5 3 V Lithium. |
23 × 3 3 V Lithium. |
23 × 3.5 3 V Lithium. |
23 × 5.4 3 V Lithium. |
23.2 × 6.1 1.5 V Alkaline or Silver Oxide. |
24.5 × 1.2 3 V Lithium. |
24.5 × 3 3 V Lithium. |
24.5 × 5 3 V Lithium. |
24.5 × 7.7 3 V Lithium. |
30 × 3.2 3 V Lithium. |