1. With acrylic housing baffle2. Support 1~24S lithium battery pack (battery with voltage between 2V~4.5V)3. Display the voltage of each string, the total voltage, the highest string voltage, the lowest string voltage, the maximum voltage difference of the battery pack, the average voltage, the balanced voltage, and the number of battery strings4. The voltage accuracy of each string is about 0.0035. There are warning sounds and prompts for reverse connection, high voltage ( 4.5V), low voltage (less than 2V)6.Type-c and DC two power supply methods (power supply 5V)7. Support mixed insertion (no need to start from B1)8. Can switch between Chinese and EnglishInstructions:Turn on the power switch after the device is powered onThe battery pack is wired according to the label on the device or the adapter boardCheck whether the display data on the display is normal, if not, check the wiring or the battery packColour:blueMaterial:PC+metalPackage Contents:1 x Detector1 cord1 x Adapter boardOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.