Improve sleep quality: Reduce the time spent looking at your mobile phone, fall asleep earlier, improve sleep quality, enhance immunity, lead a healthy life, control smoking: limit smoking, reduce the number of cigarettes smoked per day, gradually lengthen the interval, and cultivate healthy living habits. Easy to use: The LCD screen with backlight displays the unlocking time smoothly and clearly, 3 small buttons can adjust the hours or minutes, easy to use. Metal lock body: The lock body is made of zinc alloy with a smooth surface and improved texture. Durability and safety. Timing: Freely adjust the unlocking time. After the timing is completed, the lock ring will automatically open. Wide application: You can use this rechargeable padlock to lock addictive items, such as mobile phones, cigarettes, snacks, drinks, perfect for kitchens, schools, gyms, etc., allowing you to learn self-discipline. Compact size and light weight, also suitable for airports and travel, protecting your