Convenient Call Management: The T-shaped opening design of the Phone Lock Box enables seamless call answering without compromising security or focus during important tasks. Portable & Lightweight: Designed for on-the-go use, this phone lock box is compact and lightweight, promoting responsible habits for children, students, and adults alike. Real-Time LCD Display: Stay informed with the large LCD screen that showcases accurate timing and power levels in real time, enhancing user convenience and monitoring capabilities. Universal Compatibility: With dimensions of 21.5x9.4x2.3cm, this mobile phone self-discipline box is compatible with a wide range of smartphones, ensuring versatility and ease of use across various devices. Enhanced Self-Discipline: Utilize the phone timer box to cultivate self-discipline during important moments such as exam preparation, study process, or work commitments, effectively curbing distractions and fostering productivity. Description: Introducing the Phone Lock Box, a convenient solution to develop good habits for children, students, and adults. The unique T-shaped opening design allows for easy access to answer calls while ensuring your focus keeps undisturbed. This lightweight and portable box features an LCD large screen display that shows timing time and power in real-time. Measuring 21.5x9.4x2.3cm, it is compatible with most mobile phones on the market. Use this self-discipline tool to stay focused during important tasks such as studying, working, or preparing for exams. Take control of your screen time and boost productivity with the Phone Lock Box. Item Name: Phone Lock Box Material: ABS Battery: Built-in 800mAh Rechargeable Battery(Included) Features: with Timer, LCD Display, Self-Discipline Tools Size Details: 21.5cm x 9.4cm x 2.3cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Phone Lock Box 1 x Charging Cable