Product description: DC voltage: 600V ( 1.0%) AC Voltage: 450V ( 1.2%) Alternating current: 20-400A ( 2.0%) Resistance (ohm): 200K ( 1.0%) Battery: 2 AAA batteries (not included) Max LCD Reading: 1999 Clamp diameter: 2.13cm/0.83" Size: 14.7 x 5.5cm / 5.78 x 2.16" Weight: 187g (approx.) Package includes: 1 x Multimeter (batteries not included) 2 x Test lead 1 x English Manual UsesDesigned to accurately and safely troubleshoot a variety of electrical problems in the automotive and home industry. With Data Hold Function Measurement instrument with data hold function, easier to read data. Large Digital DisplayIncludes a large digital display for quick battery check and accurate results. Muti-FunctionThe voltage test function for AC and DC voltage. Low battery indicator function. Tester support for Buzzers/ Diodes On-OffSupport test function for buzzers and diodes, overload protection function.