Water sensitive/evident label material

If the color is changed from white to red, it indicates suspicion of water intrusion, this can identify the illegal after service. Applied to mobile phones, PC mainboard, and etc.

Product Features:
Designed to provide clear, permanent water-intrusion evidence.
Heat and moisture resistant without false positives.
High-performance adhesive for enduring service.
Thermal transfer printable surface.
Used to identify the illegal after service of cell phones, PC mainboard and etc.