Portable Phone Lock Box with Timer - Self-Control Timer Locker for iPhone & Android Phones - Helps Kids, Students & Adults Focus - Anti Phone Addiction Device (Black) - Perfect for Study, Work & Digital Detox

Smart Phone Jail with Timer - Cell Phone Lock Box for Time Management (15x13x23cm) - Perfect for Classrooms, Homes, Offices & Meeting Rooms to Reduce Distractions

Lockable Cell Phone Jail Box with Keys - Secure Smartphone Storage for Family Time, Focus, and Party Fun - Perfect Gift for Home, Office, and Classroom Use