Adhesive Battery Protection Tape for iPhone X / XS Max (2-piece set) (20-pack). This tape is used to solve the problem of the battery bouncing, when installing the battery chip. Use this insulating tape to seal the tail of the battery board. Compatible with iPhone X / XS Max. Each item is tested before shipping. Compatible with models A1865 / A1901 / A1902 / A1903 / A1921 / A2101 / A2102 / A2103 / A2104.