You will get 8 D cell battery holders for your physical science experiment or other use, enough to meet your diverse needs; Composed of plastic and metal, they are firm and sturdy, which can be applied for a long time. D battery holder can be connected in series to increase voltage or parallel to increase current. Adopted a spring clip design, you can easily put the battery into it. Both ends of the holder have positive and negative labels. D cell battery holder can be snapped together quickly and easily to form parallel or series connections; Also, it can be applied individually or configured in parallel or series through interlocking tags located on the top and sides. Physical science battery box is suitable for teaching and laboratory series or parallel experiments.

Specification:
Product name: D cell battery holder.
Size: (L X W X H): 8 x 3.5 x 2.8 cm / 3.15 x 1.38 x 1.1 inch.
Material: Plastic and metal.
Color: Blue.

You will receive:
8 pcs D size battery holder box container.

Notes:
1.Manual measurement, please allow slight errors on size.
2.The color may exist slight difference due to different screen displays.