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Electronic Block Educational Kits JBT-P271

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Description

Description:
 

Electronic Block Educational Kits
 

This electronic building block kit is the latest patented product. It is a kind of enviroment-friendly high-tech product.
It has 3 ways for power supply, I.e. battery, hand generator and solar battery. It can be assembled into usual electric lamp, electric fan, color lamp, buzzer, solar radio and hand operated electric radio, solar recorder, solar charger as well as hand operated electric charger.
It can be applied in 5889 kinds of electric circuits.