Description: Item: Crab Solar Power Toy Size: 10*6.5cm (approx) Power by Solar energy, no battery required Feature:100% Brand new & high quality Power by Solar energy, no battery requiredwhen exposed to sunlight, can start its mini-engine by shaking itself It must be placed under the strong sunlight, till it works. Use of children above 6 years old A very cute & creative toy Can lead kids to know solar energy in an interesting way---Why can the little toy move without battery? Why it cant move in the dark?A perfect play-&-learn tool Note: Due to the light & screen difference, the items color may be slightly different from the pictures. Please underst&.