626 Multitester 600V Voltage Test 6000 Counts Multimeter Portable Current Ohmmer Meter Rechargable USB Detector Tools Technical indicators: The inst ent should be specified as a one-year cycle and recalibrated at 18C to 28C with a relative humidity of less than 75%. Comprehensive indicators: 1) Automatically select the measurement function and range. 2) Full range overload protection. 3) The maximum allowable voltage between the measuring terminal and the earth: 1000V DC or 600V AC 4) Working height: up to 2000m 5) Display: VA 6) Maximum display value: 6000 numbers. 7) Polarity indication: automatic indication, "-" indicates negative polarity. 8) Overrange display: "0L: or "-0L". 9) Sampling time: about 3 times/second 10) Unit display: with function, power unit display 11) Automatic shutdown time: 15 minutes 12) Power supply: 1000mA lithium battery 13) Temperature coefficient: less than 0.1X accuracy/ 14) Working temperature: 0C~40 C 15) Storage temperature: -20C~60C Color: As Shown Material: ABS Package Contents: 1 x 626 Multitester Only the above package content, other products are not included. Note: Light reflection 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.