USB rechargeable timer safety padlock with screen and buttons. It uses a USB lithium battery and can be set for hours or minutes up to 99 hours. Clear unlocking design Set the unlock time to control when the lock releases. No extra steps or complexity. Behavioral control idea If you are a 'delayed' patient, you can use a timed lock for behavioral corrections. Wide range of applications Lock out addictive items such as mobile phones or snacks. Suitable for kitchens, gymnasiums and schools. Key attributes and performance at a glance Function: timer based access control with a visible display and user controls. Power: USB rechargeable lithium battery. Timer range: programmable from minutes up to 99 hours. Usability: simple to set the unlock time with intuitive buttons. 23 use scenarios Classroom or study area: set the lock so phones are unavailable during class or study time to reduce distractions. Kitchen or meal planning: set a timer to limit snack access and promote healthier habits. Gym or fitness environment: place the lock on a device or item to keep focus during workouts and prevent interruptions.