35
35
Battery Sizes for
Hearing Instruments
Typical
Instrument Size
Battery
Size
Universal Package
Tab Color
Full Shell (FS)
# 13 or 312
Orange/Brown
Half Shell (HS)
# 312
Brown
Canal (CA)
# 312 or
10A
Brown/Yellow
Mini Canal (MC)
# 10A
Yellow
Completely-in-the-
Canal (CC)
# 10A
Yellow
Ultra Helix (UH)
# 10A
Yellow
Behind-the-Ear
Check with your hearing care
provider for correct battery size.