Neccessary for fully replacement of the batteries in the detector: 4 pcs
| Battery | |
| Battery type: | Single-use battery |
| Battery technology: | Alkaline |
| Battery voltage: | 1.5 V |
| Battery capacity: | 125 mAh |
| Product colour: | Grey |
| Weight & dimensions | |
| Height: | 5.4 mm |
| Diameter: | 1.16 cm |
| Other features | |
| Battery form factor: | Button/coin |