1. Electric;

2. English instruction with photos tell you how to assemble.

Noted:

There no battery in the package,you need to buy yourself.

FAQ:

• Q1  What age it is suitable for?  
• It suit for age 6+, small parts not for children under 3 year.
• Q2  Do it have smell or poisonous ?
• No,They Made by Environmental protection material non-toxic and tastele.
• Q3  Is it safe for children to use? Touch or even bite the parts?Whether the product will affect the health of children?
• All of the they passed the EN71 EN62115 7P HR4040 ASTM EMC CD CERTIFICATION,they are perfect educational toys for children to cultivate children's hands, brains, organization ability..You can feel comfortable to buy and use.
• Q4  What's in the package?    
• Contain Color Box, Instructions, Blocks,Battery box.
• Q5  Is it easy to play?
• It has detailed instructions with detailed pictures to show how to assemble.75-145PCS blocks in total,easy but need to be patient.