This is the latest Argon NEO Raspberry Pi 4 case , which is made by robust aluminum alloy. It use aluminum-alloy injection metod so that stronger and more delicate and smooth than CNC process.The most unique design is the netic sliding top cover - mormally the top cover is attached to the net and you can slide it out a bit when you need to to use the camera mount and POE, or slide it out completely to reveal the top. It will help to proof the dust and splashing liquid better.Of course the case has heat dissipation for Raspberry Pi 4 by passive cooling ,with the silicone thermal pad and aluminum body.Compatible With:Raspberry Pi 4 model BAccessory Type:CasesCover:netic sliding metal coverMain Feature :Sliding netic topRobust aluminum enclosurePassive coolingRaspberry Pi camera mountAccess to GPIO pinsEasy installation.Specification :Weight: 98g approxHeat sink: Silicon thermal padscolour:GreyMaterial:Aluminum alloysize:94 x 69 x 28mmPackage Contents:1 x Case for Raspberry Pi 4Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.