Features:
Big Jaw Size up to Φ40mm/1.6”
4000 Counts Digital LCD Display
Measures AC/DC Current up to 1000A
Work Light and Back Light
Tests AC/DC Voltage， AC/DC Current， Resistance， Capacitance， Frequency and Duty Cycle
Diode Check and Continuity Test
MAX/MIN， Data Hold and Auto Power Off

Specifications:
DCV: 4/40/400V ±0.8%， 1000V ±1.0%
ACV: 4/40/400V ±1.0%， 700V ±1.2%
DCA: 400/1000A ±3.0%
ACA: 400/1000A <600A ±2.5%， ≥600A ±3.0%
Resistance: 400/4k/40k/400k/4MΩ ±1.0%， 40MΩ ±2.0%
Frequency: 40Hz to 100kHz ±0.1% (from test terminal)， 40Hz to 400Hz ±0.1% (from current clamp)

General Characteristics:
Dimension: 225mm * 86mm * 33mm
Power: 1.5V (AAA) * 3 (not included)
Package Size: 25 * 14 * 5.5cm / 10 * 5.5 * 2.3in
Package Weight: 592g / 1.3lb

Package List:
1 * MASTECH MS2138 1000V AC/DC Clamp Meter
1 * Pair Test Lead
1 * English Manual