As one of its daily deals, That Daily Deal offers this 18-in-1 Credit Card Pocket Tool for $3.49 with free shipping. That's tied with our mention from four days ago and the lowest price we could find by $8. It's made of heat-treated steel and measures 3.3" x 2.1" x 0.1". Deal ends today.
Note: Add three to your cart for $8.97 with free shipping ($2.99/each).
You very likely are putting your laptop battery into an early grave.