335 Different Projests: The Use Guide has show the detailed different projects, so don’t worry about it. 
Specifications:  
  Material:ABS Plastic and Brass button.  
100% Brand New. 
Gender: Boy and Girls  
Recommend age: 8+ 
Item: Electronic Toy  
Closure Type: Button 
Descriptions: 
This product is very easy and safe to set up a wide range of useful circuits within a very short time.All the illustrations in the manual are very close simulations of real circuits,so they are easy to follow and set up.  The product is so simplified that everyone young or old,with or without technical know-how can assemble an illustrated circuit and even design their own new circuits  
Package:  
1 set DIY Electronics Kit Blocks: 
Washer x 3 
2terminal wire x 6 
3terminal wire x 2 
4terminal wire x 1 
5terminal wire x 1 
6terminal wire x 1 
FM radio x 1 
PIEZO buzzer x 1 
Touch plate x 1 
Reed switch x 1 
Push switch x 1 
Switch x 1 
Pohotoresistor x 1 
Red LED x 1 
2.5V LED x 1 
3V Battery Unit x 1 
Speaker x 1 
Music IC x 1 
Motor(A) x 1 
Magnet x 1 
Panel x 1 
Fan blade x 1 
If the item you receive has any problem or you has any confuse about it, please feel free to contact us with email, thanks in advance!

Product Features

• Kids Electric Circuits kit can build 335 projects investigating alternative strategies.The product adopts safe non-toxic ABS plastic and environmental protection copper production
• All of the parts have colored graphics that represent real electronic names and symbols, great in early familiarization.Each component has a code printed, circuit snap parts design, well-connected and no extra tools needed
• Use the button to press the connection, not only can more conveniently complete the circuit assembly, but also can quickly disassemble the circuit to reuse the accessories.
• Changeable electronic building blocks: a set of product can be assembled out of a variety of life in practical circuit, such as magnetic control electric fans, water control music doorbell, FM radio, cable trainers, short-term anti-burglar alarm circuit.
• Kids Science Kits require 2 x AA batteries required (not included). Age 8+ Recommend.The battery tank is equipped with the PPTC automatic insurance device. Once the spelling error is made, the circuit will be disconnected automatically, which will not cause security problems such as explosion.