Coolplay DIY 3D Crystal Puzzle with LED Light Constellation Series (Gemini) 3D Crystal puzzles for Gemini for Birth: May 21 to Jun 21 Flash Gemini 3D Crystal Puzzle includes 48pcs Safe and non-toxic with LED Display Product Dimensions: 4.3" x 4.3" Package included: 1x 3D Gemini Pisces Crystal Puzzle ( battery included), 1x Instruction Manual