I've never seen an ASUS one before but the price seems relatively cheap. Prices range from USD $15.97 to $16.29
American ASUS site for USD $19
Main Features:
- 10050mAh high capacity: Never need to worry about lack of power
- Fast charging: Supports 2.4A quick charging
- Compact size: Credit card size, take along with ease
- Power Indicator Light: Convenient to know the rest pwer
- Safety: Comes with ASUS PowerSafe to ensure personal safety while charging
- Long lasting: Adjusts the charging current automatically based on the ambient temperature to extend the power banks lift span
- Material: Made of aluminium alloy material, firm and durable
- Compatible with: Mobile phones, MP3, MP4, iPod and other digital products
- Perfect power supply for business trip, travel, field work, etc.
- 3 colors optional
That's a very thick card.