The product features an efficient retractable mechanism. The top and bottom rail of each panel incorporate an extruded aluminum mechanical seal to withstand the retracted or extended mode. Bonus poster for help in solving is available
The product has remarkable safety during operation. Its intelligent circuit breaker is reliable and accurate, which can stop an electric current if it becomes dangerous. There is less puzzle dust in the box
3d wooden puzzle house
There is only a minimum of chipping and fuzzing on its back, which can be sanded off. Its materials are stiff, hard and have a low moisture content, resulting in a good quality puzzle. Pictures used in puzzles are customizable with customer's own photographs or pictures.