Build a battery powered power supply with four voltage settings.
- Battery holder fits four D cell batteries
- Useful for virtually any experiment requiring a low voltage power supply
- Firmly mounted on a heavy duty base; ships fully assembled
- Batteries not included
This battery holder fits four D cell batteries (not included) and is useful for virtually any experiment requiring a low voltage power supply. Five (5) color-coded binding posts on the base make for easy, safe, and reliable connections to hook-up cords providing outlets for 1.5, 3, 4.5 or 6 V supply voltages. Battery holder is firmly mounted on a heavy-duty base.