Voltage measuring range: 3.60V ~ 32.00 V. Current measuring range: 0.000A ~ 7.000 A Power cumulative range: 0 ~ 99999 WH Temperature:-10℃~100℃/0℉~200℉ Resolution precision:±3℃/±6℉ D+ Voltage : 0.000V ~ 2.99 V Resolution precision: 0.01 V D- Voltage : 0.000V ~ 2.99 V Resolution precision: 0.01 V Load impedance: 0 ~ 999 ohm Resolution precision: 1 ohm Power metering range: 0 ~ 224W Timing maximum time: 99 H 59 M 59 S Resolution precision: 1 S Screen brightness setting:0-5 level Auto screen off time:1-9mins Display screen:1.44 Inch color LCD display Quick charge recognition mode:QC2.0 QC3.0 Refresh rate:2HzTime to refresh: 500 ms/time 500 ms/times Measurement rate: 0.5 times/sUse large equipment of the same metal manganese bronze sampling resistor(1.0 mm diameter metal manganese bronze material Less than 0.05R) Product size: 74.5 x 32.3 x 10.0 mm Since the power flow: Less than 0.003 A ( Less than 3mA ) Working temperature: -10℃~100℃/0℉~200℉ Working humidity: 10 ~ 80 () The pressure of work: 80 ~ 106 kpa Cumulative capacity range: 0-99999 mah precision: 0.001 Ah ( features or D+ D- Voltage ) Product model:A3 Net weight: 30g Color: As Shown Material: Metal Package Contents: 1 * Power Meter Tester 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.