Biorb MCR light large grey, 15 from sunrise to daylight 7.5 hours of daylight, 15 minutes sunset to night light. This cycle can also be set in the same manner for 10, 12, and 14 hours
Conductometer Brass, Copper, Aluminium, Iron, Zinc, And Stainless Steel, Rod Of Six Metals Is Radially Spaced Equally On A Brass Hub. Each Of The Rod Has A Cavity At The Outer End. For Holding Paraffin. Using The Wooden Handle, Hold The Brass Hub Over A Flame
List View
Easy View (new)
