4 x AA battery holder moulded from black thermoplastic, with press stud (snap) terminals.Must be used with Zinc Chloride or Zinc Carbon Batteries - can be ordered using code B8R05409The use of alkaline or rechargeable batteries is not recommended.Other size holders are available.Total Voltage: 6VSize AA battery holder. Must be used with high powered Zinc Chloride or Zinc Carbon batteries - B8R05409.Cell Holders for 2 x AA, C and D batteries are also available.