Product features: ● Multiple waterproof designs on the cabinet, full waterproof membrane, fully sealed design, high -performance outdoor protective silicone, strong weather resistance, suitable for various harsh environments. Ultra-high refresh rate. ● Non-destructive gray scale 3840Hz ultra-high refresh rate, more high-definition pictures, more comfortable viewing experience ● Efficient heat dissipation Using independently developed thermal conductive silicone grease and thermal conductive silicone pads, efficient heat dissipation; at the same time, high-performance power-saving ICs reduce the temperature by an average of 8°C compared to traditional display screens. ● Independent research and development of patented products, production kits, uniform ink color of the mask, stable and reliable bottom shell ● Extreme high- definition high gray scale, wide color gamut, vivid and delicate screen display, no color cast, restore the original color