Display: LCD Biggest display value: 1999 (3 1/2). Measuring : Double integral A/D conversion. Sampling rate: 3 per second Overrange display: "1"at the higgest digit BM4070 LCR Meter Inductance Capacitance Resistance Tester Self-discharge Ammeter Instruction for low voltage of battery: showing “- +” Auto power off and Data Hold function Working temperature: 0 Celsius to 40 Celsius, Storage temperature: -10 Celsius to 50 Celsius Power: a 9V laminated battery(6F22). Accessory:a instruction manual, a certificate, a pair of clip 9V battery Accuracy:+/-(%reading+digits) Quality : one year Environment temperature: 23 Celsius +/-5 Celsius Relativehumidity: Less than 75% Color:as shown Material:Plastic + metal Package content: 1* LCR meter 1* Pair of clip 1* 9V battery 1* manual 1* Portable bag Note: 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.