BM903 Panel Calibration Digital MultimeterDetailed product description：

BM903 panel calibration digital multimeter

31/2 digits, maximum display: 1999
Overload protection, automatic shutdown
Backlit, dimensional and functional symbol indication
DC voltage: 200m/20/200V ± 0.5% ± 51000V ± 0.8% ± 5
AC voltage: 2/200V ± 0.8% ± 5700V ± 1.2% ± 7
DC current: 2mA ± 0.8% ± 5, 200mA ± 1.2% ± 5, 10A ± 2% ± 5,
AC current: 200mA ± 1.8% ± 5,10A ± 3% ± 5
Resistance: 200 ± 1% ± 5, 2k/200k/2M Ω± 0.8% ± 5, 20M Ω± 1% ± 5
Capacitor: 20n/200n/2uF ± 3% ± 5, 200uF ± 5% ± 10
Frequency: 2k/20k/200kHz ± 0.5% ± 3
Inductance: 2mH ± 3% ± 15,20m/200m/20H ± 3% ± 5
on-off test
diode
transistor
Power supply 6F22 or 9V × 1
Dimensions: 180 × 85 × 42mm
Weight: Approximately 350g (including battery)