An 8 cell Battery Pack that will take 8 1.5V AA cells giving 12V. Ideal for the 150mm Van De Graaff, 400mm Van De Graff, Knocker and Solenoid Engine Kits. The connections are brought out to red and black wires on 110mm wires
The holder will take rechargeable AA style batteries too, but be aware that the voltage of rechargeable batteries is different from the standard 1.5V cells. Also be aware that if you are using rechargeable batteries adequate ventilation is required to prevent heat or gas build up during charging/discharging.
The batteries are securely held in with plastic clips and each battery has nickel plated contacts.