| Manufacturer | COMF |
| Battery accessories | socket |
| Number of batteries | 1 |
| Symbol | Cell size | Dimensions |
|---|---|---|
| CH23-1220 | BR1220, CR1220 | - |
| CH273-2450 | 2450, BR2450, CR2450 | Fig. 1. |
| CH28-2032 | 2032, BR2032, CR2032 | - |
| CH075-2032 | 2032, BR2032, CR2032 | - |
| CH29-2032 | 2032, BR2032, CR2032 | - |
| CH25-2032 | 2032, BR2032, CR2032 | - |
| CH004-2032 | 2032, BR2032, CR2032 | - |
| CH74-2032 | 2032, BR2032, CR2032 | - |
| CH0025-1616 | BR1616, CR1616 | - |
| CH026-1632 | CR1632 | - |
| CH031-2477 | CR2477 | - |
| CH274-2450 | 2450 | - |