Measuring voltage range

0 ～ 40kV (special voltage can be customized)

Measurement tolerance

≤ ± 1%

Resolution

0.01kV

Sampling rate

10 times / second

Working current

≤120mA (handheld), ≤40mA (detector)

power supply

2 x 1.5V dry batteries (handheld)

2 x 1.5V dry cell batteries (detector)

Sustainable working hours

≥12 hours

Line-of-sight transmission distance between detector and handset

≤100m (sufficient power supply)

display

Positive display LCD screen, clear display in sunlight

Operating temperature

-35 ℃ ～ + 60 ℃

Storage temperature

-40 ℃ ～ + 65 ℃

Relative humidity

≤90% RH without condensation