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| Q: What size battery does my hearing instrument use? |
Hearing instruments use different sizes of batteries depending on the size of the device. Size 13 batteries are the largest and 10A are the smallest. Please use the chart below to determine what size battery your hearing instrument uses:
| Type |
Product |
Model |
Battery |
| BTE |
Canta 7, 4, 2 |
780D
770D
770D Open
470D
280
270D
270 |
13 |
 |
ReSound Air |
AIR 60
AIR 60 Plus |
10A |
| ITE |
Canta 7, 4 |
750D
450D
|
13 or 312 |
|
Canta 2 |
250D
250
250VC |
13 |
| Half Shell |
Canta 7,4 |
740D
440D |
312 |
| ITC |
Canta 7 |
730D |
312 |
|
Canta 7, 4 |
730
730-OC
430 |
312 or 10A |
|
Canta 2 |
230
230VC |
312 |
| CIC |
Canta 7, 4, 2 |
710
710-OC
410
210 |
10A |
|
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