Includes: 1 Plug-in Board for Components 2 Battery Holders 1 Set of Conductors and Non-Conductors 1 Set of 10 E10 lamps 1.3 V, 60 mA 1 Set of 10 E10 lamps 3.8 V, 300 mA 3 E10 lamp sockets 2 Change-over switches 1 Toggle switch, single pole 1 Push-button (NO), single pole 1 Roll of chrome-nickel wire 1 Roll of constantan wire 1 Roll of iron wire 1 Set of 10 connecting plugs 6 Connecting plugs, 4 mm 6 Crocodile clips 1 Potentiometer, 220 O 1 Linear Resistor, 47 O, 2W 2 Linear Resistors, 100 O, 2W 2 Zinc plates 2 Copper plates 2 Carbon plates 1 Glass trough 1 Set of 3 experiment leads, red 1 Set of 3 experiment leads, blue 1 Roll of experiment cord 1 Weight, 50 g 1 Tea candle