Szín: 1db - Tudomány Kisprodukció Kreatív pillangómodell Tudományos oktatási játék Repülő pillangómodell

Wood material,eco-friendly and non-toxic,safe for use,Let the child
understand how the robotic arm works,Cultivate children's ability to use both
hands and brain,Allows children to experience the fun of DIY
 
Color:wood color
Material:wooden
size:18*18*41mm
for:6-12 years old
Difficulty level:★★★★
Weight: About
80g
 
 
Painted mechanical Butterfly 1 is a manual material package, which needs to
be assembled by yourself. After installation
Put in the battery and turn on the switch, because the gear plate is
connected with the connecting plate
The connecting plate is connected with the wing plate
According to the principle of gear transmission, the wings can flap after
being electrified
After installation, you can doodle on the board according to your
preference
1. easy to use
Experience the fun of manual installation · more vivid cartoon image
2. Screw reinforcement, gear transmission principle and accurate assembly
of clamping groove
3. Laser cutting
Edge fillet treatment
The battery box is convenient to replace the battery