Specification BatteriesIncluded : 1 BatteriesRequired : 1 Brand : DaFuRui BulletPoint1 : ★【Quality】Digital voltmeter display DC 3.5-30V 0.56 Inch Two-Wire Voltage Tester Meter BulletPoint2 : ★【Precision】The precision automatic adjustment ,when less than 10V accurate to 0.01V, more than 10V accurate to 0.1V. BulletPoint3 : ★【Function】Operating temperature: -20°C to 65°C、Display color: Blue、Lead length:20cm、Hole Size:46*27mm BulletPoint4 : ★【Application】Suitable for college students,engineers,technicians, factories, personal DIY, electronic enthusiasts, etc. BulletPoint5 : ★【Package】10Pack Blue LED Voltmeter Waterproof Display Voltage Tester Meter.Size: 48*29*22 mm. Color : 5Pack Blue ExternallyAssignedProductIdentifier1 : 0758073991137 ExternallyAssignedProductIdentifier2 : 758073991137 IncludedComponents : no ItemName : DaFuRui Digital Voltage Display,10Pack 0.56" Two-Wire DC 3V-30V Blue LED Voltmeter Waterproof Display Voltage Tester Meter ItemPackageDimensions_Height : 13.208 centimeters ItemPackageDimensions_Length : 8.1026 centimeters ItemPackageDimensions_Width : 9.0932 centimeters ItemTypeKeyword : voltage-testers Manufacturer : DaFuRui MeasurementAccuracy : 0.01 MeasurementType : Voltmeter MinimumOperatingVoltage : 48 volts ModelNumber : TOPPST224 NumberOfItems : 1 PartNumber : Voltage PowerSourceType : Battery Powered ProductDescription : Dimensions: 48mm x 29mm x 22mm Cutting size : 46mm x 27mm Measure voltage: DC 3-30V (two wires Access) Input Polarity: DC voltage Measurement precision:0.01V(3-10V); 0.1V (10-30V) Display: Three 0.56" digital LED Tube Display Color: BLUE Refresh rate: about 300mS / times Operating temperature: -20°c to 65°c Package Includes: 10x Digital BLUE LED Voltmeter ProductSiteLaunchDate : 2024-03-05T10:05:21.121Z SpecificationMet : CE Style : Voltage Tester SupplierDeclaredDgHzRegulation : not_applicable