1. Material: ABS 2. Widescreen design, vibrant colors, clear fonts, easily handles dark environments 3. Effective anti-slip for enhanced comfort, large and clear fonts 4. Precise display, simple connection; plug the display into the battery balance charger to check battery status 5. Monitor your battery's operating status anytime, anywhere, preventing damage from over-discharge or over-charge 6. When the voltage drops below the set value, a buzzer will sound and a red LED will flash. 7. Portable and compact.
