Details：
Stainless steel 304 material, brushed on the surface, strong abrasion and corrosion resistance. The outer casing has a grounding device and is completely electrically isolated from the internal circuit and has a certain electromagnetic shielding effect.

Details：
It adopts high-grade zinc alloy material, can screen customer LOGO and related operation instructions, has dustproof, anti-noise and anti-violence characteristics, and the whole machine protection grade reaches IP54.