Denne artikkelen er ikke tilgjengelig på ditt språk. Den vises i originalspråket nedenfor.
Yes, this is possible.
Battery type needed : CR2025
Tools needed : 1x flathead screwdriver 
1x philips screwdriver 
See pictures below on how to exchange the battery.
- Remove rubber plug on backside
- Remove screw
- Open housing (carefully)
- Exchange the battery