Keadic 20Pcs Physics Electronic Science Experiment Kit Includes Single Pole Single Throw Switches, Circuit Wire, D Battery Holder, DIY Practice Circuit Experiment Parallel Series Circuit for School

About this item

• 🚥 Perfect Physics Experiment Kit --- Including 2 E10 bulb holders, 2 single pole single throw switches, 2 sets of electricity connector wires（Blue & Red）, 2 series or parallel D battery holders & 10 pieces white bulb light bulbs miniature screw base. Everything have been prepared for you except battery.
• 🚥 Applications Scene --- These ligh weight physics experiment equipments are perfect for physics demos and projects in school such as teaching basic principles of electricity & how a simple circuit works. It is also suitable for kids to practice & DIY fruit battery at home, which is good for keeping children’s creativity & enhancing intelligence.
• 🚥 Single Pole Single Throw Switch --- Our switches are desinged with screw type binding post, screw down connection terminals are heavy duty, they provides stability in handling and visualization of electrical principles to secure electrical connection. Suitable for low voltage DC to power, and the rated voltage is 2.5 volts, rated current is 3 amps; and its' max voltage is 6 volts.
• 🚥 Battery Holders --- These durable D battery holders can be quickly and easily snapped together to form either parallel or series connections. While this does teach students how electricity works, you must remind them not to play with actual electrical equipment around the house.
• 🚥 Reliable After-sale Service --- We are highly confident with our products, I believe that you will not regret to get it! If there are any issues after purchase, please do not worry, feel free to tell me, I am always be here to help! We promise to provide you premium products & satisfying after-sale service.