Specifications:

• Warning: Children must be under the supervision of an adult
• Type: Science Experiment Kits
• Suitable age: 4 years old and above
• Size: approx.8*10.5cm/3.15*4.13 in
• Remarks: No Battery.Please bring your own battery
• Package Include: 1 * DIY Traffic Light (No Battery)
• Origin: CN(Origin)
• Model Number: BCDA4C95
• Material: Wood
• Gender: Unisex
• Function: Intelligence Development
• Features: Flashing
• Contains: wood+battery box+electronic components + red, yellow, green LED lights
• Age Range: > 3 years old