Display: LCDBiggest display value: 1999 (3 1/2).Measuring method: Double integral A/D conversion.Sampling rate: 3 times per secondOverrange display: "1"at the higgest digit BM4070 Meter Inductance Capacitance Resistance Tester Self-discharge AmmeterInstruction for low voltage of battery: showing - +Auto power off and Data Hold functionWorking temperature: 0 Celsius to 40 Celsius,Storage temperature: -10 Celsius to 50 CelsiusPower: a 9V laminated battery(6F22).Accessory:a instruction manual, a certificate, a pair of clip and one 9V batteryAccuracy:+/-(%reading+digits)Quality guarantee: one yearEnvironment temperature: 23 Celsius +/-5 CelsiusRelativehumidity: Less than 75%Color:as shownMaterial:Plastic + metalPackage content:1* meter1* Pair of clip1* 9V battery1* User manual1* Portable bagNote: Light 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.