Product Description

***** material is aluminum alloy, as the national standard ***3/T5 and transmission material is super strength nylon and fiber engineering plastic. 2.specification: width **5mm, thickness **2mm, wall thickness 2.0mm 3.Drive systerm: rotation systerm *****:french crouzet *****: ***** time 5 seconds b.automatic error correction c.dominate to stay in one side ***** be choosed stay in one image beside the working time ***** ways: simultaneous turning way *****: a. the float was made up of *2 pieces trivision billboard which covered *0% area, **0 square meters. b. turning smoothly and uniformly while float going up and down