Name: Leather cell phone lock case Battery capacity: 350mAh Charging Input:5V/1A Charging Interface:USBType-C Battery Capacity:450mAh Standby time:100 days Charging time:1 hour Product Size:210*100*19mm Customized content:Color/LOGO Packing size:230*110*26mm Description Automatic unlocking mechanism design: unlocked at the time and 0 power unlocking, to avoid unplanned locking of the phone, to eliminate the user's psychological hazards after locking the number of regrets for 3 times, locking countdown 5S within the key can be canceled by pressing any key locking CONVENIENT CALL MANAGEMENT: The 2 circular shaped openings of the phone lock box are designed to allow seamless answering of calls without compromising security or attention during important tasks. PORTABLE AND LIGHTWEIGHT: Designed for on-the-go use, this compact and lightweight phone lockbox promotes responsible habits among children, students and adults. REAL-TIME LCD DISPLAY: The extra-large LCD display shows the exact time and battery level in real-time for added convenience and improved monitoring capabilities. ENHANCES SELF-DISCIPLINE: Use the cell phone timer box to develop self-discipline during important moments such as test preparation, studying or working, effectively curbing distractions and improving work efficiency. Elastic space design to meet a variety of cell phones: leather elastic, large capacity, matching a variety of phone cases, phone buckle zipper opening is large, easy to reach, support most of the cell phones, the maximum support 6.8 inches Package Includes: 1 x Timer Phone Lock Box 1 x Instruction Manual