ROKR 3D Wooden Puzzles for Adults-LED Wooden Music Box Kits-Wood Model Kits to Build-3D Puzzles for Kids and Adults-Christmas STEM Toy Gifts

[LED WOODEN MUSIC BOX KIT] This 3D wooden puzzle takes 5.5 hours to build up. Press the switch,the lights will on and the music will play. Besides,the parachutes will rise and fall automatically. [WONDERFUL GIFT] High standard wooden model kit for adults and kids.The bright light and the hand made process will attract people of different ages.A wonderful Christmas gift for your friends and family. [PACKAGE CONTAINS] The package contains simple tools,wax and sandpaper.Spare parts are also contained for accidental damage and loss.It doesn't come with glue and batteries.Please prepare 3Pcs AAA batteries. [TIPS] Sanding the gears with sandpaper and wax it will make the 3D puzzle rotate more smoothly.Don't use too much force when assembling, but look for skills, which can reduce the probability of part damage. [QUAILTY] ROKR utilizes industry-leading technology to produce best 3d wooden puzzles.All pieces are laser-cut and the error is less than 1/5000 inch,make sure each part fits tightly. [SERVICE] ROKR offers free replacement of damaged parts.If there is any problem, we will help to check and provide guidance.Just contact us and we will reply within 12h.