1、Professional Installation: We provide a complete set of installation tools, but the product is difficult to maintain, and the disassembly process is easy to damage the screen. Therefore, we recommend professionals to buy, and non professionals suggest to find professionals to install. 2、Applicable Products: Designed to replace the outer glass of a damaged smartwatch. There is no LCD screen and no touch function, just a glass cover. If the outer glass of your watch is damaged, the screen can also show and you can buy a replacement. 3、Applicable Models: Compatible for Samsung Galаxу watch 4 40mm R860 R86 Please check your device model. Before disassembly, please carefully watch some related videos and guide to replace the glass cover. 4、Durable Material: The product is made of premium oleophobic coated tempered glass, which is wear resistant and durable, and can perfectly replace the original touch screen glass, giving you a new experience. 5、Ideal Replacement: Every item is tested before leaving the factory, ideal for replacing broken, damaged, cracked, unusable original parts to work with your watch. 1 x Watch Outer Screen Glass2 x OCA Adhesive1 x Sticker3 x Screwdriver1 x Straight Screwdriver1 x Press Plate1 x Card Pin1 x Cleaning Paper1 x Suction Cup Item Type: Watch Replacement Screen Repair KitMaterial: GlassGross Weight: 100g / 3.5ozApplication: For Samsung Galаxу watch 4 40mm R860 R865