Temperature: 0℃~600℃ 0.1℃ (2.0%rdg + 2℃) Triode: 1~1999, 1 Frequency: 9.999Hz ~ 9.999MHz, 0.001Hz ~ 1kHz, (1.0%rdg + 5dgt), (the signal amplitude is no smaller than 1Vp-p, AC V or 20mA RMS, AC A) Duty ratio: 0.01~99.99% (AC500mVp-p) Diode test: Open circuit voltage is about 3.0V; the maximum test current is about 2mA Continuity test: Judgment of resistance: about 50 Ω Switching of automatic measuring ranges: Applicable to various measurement functions Reminding of over load of measuring ranges: “O. L” (Over load) Measurement speed: 2.5 times/second Dynamic data window: After the main display is held, the actual measurement data is constantly refreshed. Specification of fuse: 500mA/250V; 10A/500V