Pros :

• Can helps you take control og your hair pulling, skin picking and nail biting
• It does vivrates when the system detects your custom gestures which wakes you up
• You are always aware on the things you don't want according to your settings
• Helps you indentify your behavior patterns and triggers them
• You can simple adjust detection rate and viration intensity
• Syncs the data to your app to see all your progress

Cons :

• Kind of a pricey but the product is worth for those who are conscious about their gestures