Performance Optimization Function helps reduce unnecessary files and supports smoother daily operation for smartphones and tablets Battery Maintenance Support assists in improving battery usage efficiency and extending overall device usability Real Time Charging Monitoring displays charging current and voltage, helping users understand battery status during charging Low Temperature Operation Design supports safer operation while reducing heat during device optimization processes Wide Device Compatibility works with most smartphones and tablets, providing a practical solution for multiple devices Item Name: Optimizer Material: ABS Function Type: Device Performance Support Tool Features: Multi Device Compatibility, Low Temperature Operation, Monitoring Support Size: 7.6 x 2.5 x 1.2 cm (2.99 x 0.98 x 0.47 inches) Package Options: 1 piece optimizer 2 pieces optimizers 3 pieces optimizers 4 pieces optimizers 5 pieces optimizers Ideal for daily smartphone maintenance, battery usage monitoring, device performance management at home, office, or during travel. Suitable for users managing multiple mobile devices.