Leyden Jar, Designed For Classroom Demonstrations, With A Durable Inner And Outer Plate, A Plastic Dielectric, And Instructions. The Inner Plate Has A Hook And Ball Attached Which Makes It Easy To Charge, Use This Equipment To Duplicate Many Classic Static Electricity Experiments
Electrophorus - Demonstration, Comprises a thick plastic base with four rubber feet alongwith with 18 cm diameter aluminium plate with an insulating handle. Produce a strong spark repeatedly, without recharging. 18 cm diameter aluminum plate