Smoke Cell, Power : 12 V Supply

SMOKE CELL For demonstrating Brownian motion. A short cylindrical cell, closed by a cover glass, is held vertically in an opaque channel, 90 x 90 x 30 mm. IIIumination is by an integral filament bulb and cylindrical glass lens. The cell enables Brownian motion to be observed for at least 15 minutes after charging the cell with smoke fitted 4 mm socket terminals for connection 12 V supply.