Original Pineng Product comes with serial no. for authentication. Please scrap the Anti-fake sticker on the package and get the number then key in this link to check it is original or fake products:

Product Description:

Features:
1. Combination of 1 universal power socket and 4 port USB charger
2. Built in fastener lets you secure the cable in place
3. Super high power makes quick charging but without damage for any devices
4. Up to 4.2A output at a time
5. Polycarbonate alloy outer shell offers excellent fire resistance.
6. Intelligent design allows you to use the charger in multiple ways
7. Convenient and excellent for use at home and travel.

Box Include:
1x Power extension
1x User manual