Features: Small size, lightweight, batteries operated, easy to opeate. 4000counts clamp meter, high accuracy, stable performance. Come with voice broadcast, data hold, auto-off function, convenient to use. Multifunctional, can be used to detect voltage current, resistance, capacitance, diode-, NCV-, frequency. Large digital display, easy to read the data. Design with backlit, you can work under dark environment. Specifications: Material: ABS- AC-Voltage: 0V-600V(1.2%+5d) DC-Voltage: 0V-600V(1.5%+8d) AC-Current: 0A-600A(3.5%+8d) Resistance: 0-40M(1.5%+5d) Capacitance: 0nF-40mF(10%+8d) Hz-: 0Hz-20MHz(4.0%+10d) NCV- Induction: YES Low Power Indication: YES Diode-: YES Data Retention: YES On and Off Beep-: YES Maximum-Count: 4000Counts Vioce Broadcast-: YES Auto Shutdown: YES Batteries: 2xAAA Batteries(NOT Included) With Watch Pen: YES Screen Display: Backlit Jaw Opening Size: 30mm/1.18in Tester Size: Approx. 68x29x184.5mm/2.68x1.14x7.26in Package Size: Approx. 235x102x38mm/9.25x4.02x1.50in Note: 2xAAA batteries are needed.(NOT Included) Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Clamp Table 1x Watch Pen Line 1x Storage Bag 1x Manual