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Nickel battery

From Wikipedia, the free encyclopedia

Nickel battery may refer to:

  • Nickel–cadmium battery, a type of rechargeable battery using nickel oxide hydroxide and metallic cadmium as electrodes
  • Nickel–iron battery, a type of rechargeable battery using nickel(III) oxide-hydroxide positive plates and iron negative plates, with an electrolyte of potassium hydroxide
  • Nickel–metal hydride battery, a type of rechargeable battery with the negative electrodes use a hydrogen-absorbing alloy instead of cadmium
  • Lithium coin cell batteries, sometimes called nickel batteries despite not containing nickel