12v Acid Lead Battery Capacity Indicator Charge Level Led Tester

Working current: 5-15mA(The lower the battery voltage and current smaller)Eight electricity Resolution: 10% 25% 40% 50% 60% 75% 90% 100%Voltmeter accuracy: 1%Working temperature: -10 ~ +65 CelsiusOperating Humidity: 10 ~ 80%Dimensions: 48*29*21 mmColor: blackLight color: blueMaterial: plasticNOTE: It will only display voltage if not measure lead-acid batteryOnly the above package content, other products are not included.Note: Light shooting 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.