1.98slot battery storage box without cover, includes a removable battery measuring device. Large capacity can hold 8 D batteries, 10 C batteries, 8 9V batteries, 48 AA batteries, 24 batteries, and a storage compartment for small batteries. Multiple batteries can be stored simultaneously, enabling organized sorting and preventing mixups or loss. Equipped with three lights to display battery strength at a glance. Use scenario 1: In a home or office, keep commonly used battery sizes organized for quick access and ensure you know which batteries are fresh or near end of life. Use scenario 2: In a workshop or hobby space, store tool and device batteries separately to simplify maintenance and prevent mixups during projects. Use scenario 3: In a car, garage, or travel kit, maintain a ready supply of various battery sizes for emergencies or outdoors activities.