FM Battery Options
Batteries
- Removable Nicad Battery Pack - packs may stay on the transmitter or receiver during charging or can be removed and charged separately; charge lasts 18-25 hours
- Removable Nicad Battery (9 or 3-volt) - batteries remain in the units during charging; charge lasts 7-14 hours
- Removable Alkaline (9-volt or two 1.5-volt) - charge last 15-20 hours