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.
An AA battery has 4.0 mA. Battery capacity is measured in mAh (milliamp hours), that's how much electricity can be delivered for how long (depending on consumption). The bes â¦ t AA NIMH (nickel-metal hydride) rechargeable batteries rate at around 2100 mAh-at 1.2volts.