31/2, maximum display: 3999 overload protection, automatic range DCA auto zero the maximum jaw opening: 52mm DC voltage: 400m/4/40/400V ± 0.8% ± 2,1000V ± 1% ± 3 AC voltage: 40m/4/40/400V ± 1.2% ± 5, ± ± 1.5% ± 3, 700V DC current: 40m/100mA ± 2% ± 3,400/1000A ± 1.5% ± 5 AC current: 40m/100mA ± 1% ± 3, 400/1000A ± 1.5% ± 5 resistance: 400/4k/40k/400k/4M ± 1% ± 3,40M ± 1.2% ± ω 5 ω capacitors: 40n/400n/4u/40u/100uF ± 3% ± 5 frequency: 40/400/4k/40k/400k/4M/20MHz ± 0.5% ± 3 continuity test diode power: AA1.5 v X2 size: 248x88x45mm weight: 360g (with battery)