Both the shell and the inside are made of rotproof and antirust stainless steel.

该瓶盖外壳和内胆都是不钢，防腐防。

By the adjustment of the board in the machine ,the sprinkling orientation and area can be adjusted .The whole vehicle is rotproof and has a long life of usage.

调整布器，可以布方向和区域进行调整，整车采取防腐处理，经久耐用。