The 3mk Blue Light Protection screen protector is compatible with the Oppo A3 4G, Oppo A40 and Oppo A40m. This protective film filters blue light and offers 99% transparency with a thickness of 0.15 mm.

• Compatibility: Oppo A3 4G, Oppo A40, Oppo A40m
• Type: Protective film
• Features: Blue light filtering, 99% transparency, oleophobic coating, Self-Heal technology
• Thickness: 0.15 mm
• Application: Gel-applied