Pros:

• Lovely, attractive & stylish.
• No more worries about loosing a key.
• Up to 10 users' fingerprints registration.
• USB charging, full in 10 minutes maximum.
• 6 months working with one full charge.
• A very loud alarm sound if tried to be damaged or wire rope is cut.
• it's unique feature is extensible wire rope, which makes it useful for locking from small to large sizes of objects.
• Affordable price.

Cons:

• None.