Chnee 10 Pcs E10 Screw Type Mini Bulb Holder, Black Plastic & Brass, Wall Mount, Light Bulb Socket Holder for DIY Crafts, Physics Experiments, School Labs

10 Pcs Light Bulb Holder E10 Socket, Mini Plastic Light Bulb Base Lamp Holder for Student Experiment, Lighting DIY Crafts, Physics, Screw Type Bulb Socket(Black)

10pcs Single Knife Switch:Used for Physics Laboratory,School Electronic Experimenting,Great for Demos Teaching Basic Principles of Electricity & How a Simple Circuit Works

50PCS Crocodile Alligator Clips Electrical, 5 Colors Test Leads & Probes by Dual Ended Insulated Jumper Wires Testing Soldered and Stamping for Circuit Connection Current Voltage Multimeter Experiment