Double Pole Double Throw Knife Switch Electrical Laboratory Equipment for School Educational Circuit Experiment and Physics Teaching Instrument

Package Include 1 x Features -Color: Black -Product Info:Double blade switch -Size: About 10.00X5.50X2.50cm/3.93X2.16X0.98inch -Material: Plastic, metal - and , performance Double Throw. - Funny enough to strengthen the manual ability and learning interest Circuit Experiment Equipment. - Made of , high strength, good toughness, not easy to crack. - Though it is simple in design, it's so practical when you use it Science Projects Tool. - Great for students and beginners who want to learn basic circuit Double-pole.Goods InformationPlastic Double Throw This item is a double-pole for students and beginners.Teaching Instrument Special equipment for students classroom and laboratory experiments.Double Pole Double Throw Made of , it is durable and to use.Double-pole Moreover, it can strengthen the student's manual ability and their learning interest

• Experimenting tools--great gift for student to learn the science electronic by building different kinds of model, improving their hands-on ability, thinking ability, creativity, and awareness of electricity,School Educational Equipment
• Double pole double throw--adopted high-quality material, it is durable for long time use,Electronic Experimenting Equipment
• Double-pole--the gift for your friends or students who want to learn electrical circuit,Electrical Laboratory Equipment
• Physics laboratory equipment--to students hands-on ability and learning interest,Science Projects Tool
• Double throw--widely application on DIY and various ,Teaching Instrument