General descriptionEasy to use battery tester monitor buzzer designed for Lipo, Life, LiMn, and Li-ion batteries. This compact device provides an audible alarm when the battery voltage reaches a low point, ensuring you can monitor your battery's health effectively.Technical specificationsDimensions: 40mm x 25mm x 11mmWeight: 10g per unitCompatible with: 2-8S Lipo, LiFe, LiMn, Li-ion batteriesUsageDisplays battery cell voltagesShows total voltagesIndicates the lowest cell voltageDisplays remaining battery capacity