modality - a method of therapy that involves physical or electrical therapeutic treatment. rehabilitation - the treatment of physical disabilities by massage and electrotherapy and exercises.
Alkaline AA batteries are rated 1.5 volts, while NiMH AA batteries are rated at 1.2 volts. NiMH generally refers to a battery being rechargeable and to the materials from which the battery is constructed.
When looking for a golf car battery first determine if you have a 36 volt or 48 volt vehicle. A 36 volt vehicle has six 6 volt batteries and a 48 volt vehicle has six 8 volt batteries or four 12 volt batteries. These are specialized Deep Cycle Lead Acid batteries designed for electric vehicle use.