Bm3548 Digital Insulation TesterDetailed product description：

Bm3548 digital insulation tester+digital multimeter

Digital MΩ Hitester & Digital multimeter
Panel Calibration, Auto Range
3 3/4 digits, maximum display MAX: 3999
Overload Protection
Backlight with dimension and function symbol indication
Can test Insulation Resistance Measurable Voltage directly
Insulation Resistance: 200k~40G Ω
Accuracy: 200k Ω~200M Ω± 3% ± 5200M~4G Ω± 5% ± 5,4G~40G Ω± 10% ± 5
Test voltage: 250V/500V/1000V
Short circuit current: not less than 1.5mA
Test time selection Measuemeat time: 1/2/10min (minutes)

Multi meter function:

DC voltage DCV: 400m/4/40/400V ± 0.5% ± 51000V ± 0.8% ± 5
AC voltage: 4/40/400V ± 0.8% ± 5, 700V ± 1% ± 5
DC current DCA 40 mA/400mA ± 0.8% ± 5
AC current ACA 40 mA/400mA ± 1% ± 5
Resistors RESISTANCE: 400/4k/40k/400k Ω± 0.8% ± 5, 4M Ω± 1% ± 3, 40M Ω± 3% ± 3
Capacitor CAP: 40n/400n/4u/40uF ± 3% ± 5
Frequency FREQ: 40/400/4 k/40 k/400 k/4MHz ± 0.5% ± 3
Continuity BUZZER on/off test
Diode DIODE
Dimensions: 170 × 156 × 64mm
Power Supply: AA1.5V × 6
Weight Weight: Approximately 650g (including battery)