The Oticon Engage BTE 85 hearing aid with size 13 battery has its own specific shape & size of Tamperproof TAR battery drawer  - available in a choice of colours to match your hearing aid.

Please note: this battery drawer will not work with FM10 or AP1000 audio shoes.

The Oticon Tamperproof TAR battery drawer colours and part numbers for the Oticon Engage 85 hearing aid are:-

207496    Chroma Beige
207497    Steel Grey
207498    Silver Grey
207499    Dark Brown
207500    Silver
207501    Terracotta
207502    Diamond Black

The Connevans part number for these Tamperproof TAR battery drawers is the Oticon code with a prefix of '3O'  eg  3O207496

Changing a hearing aid battery drawer requires average DIY skills and good dexterity due to the small components. Please read the Oticon instructions and watch their training video before fitting. Connevans accept no responsibility for any damage you may cause when fitting to to your hearing aid!

This product is excluded from Connevans extended returns policy.