8.25" Triangular Lab Tripod, Zinc-Plated, 4.75" Top Subject_Zoology dual digital displays monitoring voltage

dual digital displays monitoring voltage and current simultaneously

Compares liquid-expansion rates by suspending five removable glass bulbs-and-tubes in a shared heated water trough

with the (Br) element stamp marking the material for easy identification

waterproof

this low-current 2mA buzzer on a demonstration base sounds whenever current flows through the closed circuit

8.25" Triangular Lab Tripod, Zinc-Plated, 4.75" Top Subject_Zoology dual digital displays monitoring voltageDesigned for Bunsen burner support, this zinc plated cast iron triangular tripod stands 8. 25 inches tall with a 4. 75 inch top for stable heating of beakers and evaporating dishes.