D-Cell Battery Holder 4PCS 72x40x50 mm / 2.83x1.57x1.96 Inches Series or Parallel Physical Science Plastic D Size Battery Case Physics D Battery Holder, Black
Material: made of thickened plastic and brass inserts, high safety factor; Fine workmanship and durability, students are provided with hands-on experience learning electrical and circuit principles.
Design: The battery holder is robust and well-made, providing stable operation and showing the electrical principle, screw terminals, screw-in connection terminals are robust for safe electrical connections.
Easy to use: These all-copper battery holders snap together quickly and easily to create parallel or series connections; It can be used alone or in parallel or in series with interlocking tabs located on the top and sides.
Package contains: 4PCS black plastic all-copper battery holders. The quantity is sufficient to meet your usage needs. Easy to use and child-friendly learning tools, practicing in educational mode will surely benefit any student.
Application: Ideal for switching on and off individual electrical connection circuits. Suitable for teaching the basic principles of electricity and how simple circuits work. Screw terminals, if using alligator clips, you may need to temporarily remove the connector knob.
Description
Specification:
Product Name:Black plastic full copper battery holder
Material: plastic and brass
Color: Black
Weight: Approx. 25g/1pc
Dimensions: 72x40x50mm / 2.83x1.57x1.96 inches (L x W x H)
Package contains: 4PCS black plastic all-copper battery holders