GEREE LCD Battery Capacity Tester Indicator for 12V 24V Lead-acid/Pb-Acid Lithium LiPo Battery Input voltage8-63V Input current5-12mA. Fit for Battery Type: lead-acid/Pb-Acid battery and Lithium battery. Universal strong,Lower power consumption. Package:1x Battery Capacity Indicator , if you need user manual , please feel free to contact us , thanks.