Description: DIY Self-assembled RC Vehicle Car Model Science Experiment Technology Intelligence. Following the instruction to assembly Remote control vehicle model step by step carefully. Finished the model , please Put the car model under sun, the solar energy will work, the model will go forward. The sunlight is good, the model car will keep going forward. Perfect gift and hobby for friends, kids and adults, Home ornaments and RC Model Hobby. Specification: Meterial: Metal, plastic, board Unfinished Size: 125 x 90 x 30mm (4.92 x 3.54 x 1.18in.) Finished Size: 80x 75 x 32mm (3.15 x 2.95 x 1.26in.) Color: Wood Package Includes: 1 Package DIY Model RC Solar Energy Car Model Puzzle Kits(5 Pack) Note: The RC Car Model is a Non-finished Product, and Need You to Assemble it by Yourself. Please Allow 1-3mm Error Due to Manual Measurement. WARNING: CHOKING HAZARD -- Small parts. Not for children under 3 years old.