6.5  Nickel-Metal-Hydride (NiMH)

• The NiMH battery is totally sealed and hence maintenance free. Unlike some others it can operate in temperatures ranging from -6.6 to 48.8ºC. It can also be recharged in about 15 minutes.
  
  
• This type of battery has about twice the energy storage of the standard lead-acid battery. Its main advantage being high power density and long life.
  
  
• EVs that have used this type of battery include: Solectria Sunrise, GM EV-1 ll, Toyota RAV4 EV, Honda EV Plus.