* Function: AC /DC Voltage, AC Current, Resistance, Diode test and Audible continuity test
* Display: 3 1/2 digit LCD with a max. reading of 1999.
* AC Leaker model Current to 0.1mA
* AC/DC Voltage to 750V/1000V
* Clamp opening size: 1.57" (40mm)
* Data Hold to freeze the displayed value
* Back light 
* Safety: According to EN61010-1 protection class Ⅱ overvoltage category(CAT Ⅲ 600V) pollution degree 2.
* Power supply: 9V Zinc-carbon battery.
* Dimension: 242(H)×80(W)×44(D)mm.

· Function: Insulation test
· Display : 3 1/2 digit LCD with a max. reading of 1999.
· Test voltage 250V/500V/1000V
· EL Back light
· LED High voltage indication
· Safety:According to EN61010-1 protection class Ⅱ overvoltage category(CAT Ⅲ 600V) pollution degree 2.
· Power supply : 9V Zinc-carbon battery.
· Size: 155(H)×97(W)×50(D)mm.
· Weight: Approx. 320g (including battery).

·Function: DC/AC Voltage, DC/ AC Current, Resistance, Capacitance, Frequency and Duty cycle, Temperature, Diode\ Continuity test, Tachometer, Dwell .ms-PULSE, Quadratic signal output(reference are changeable)
· Display: 3 3/4 digits LCD with a max . reading of 3999.
· Auto range / Auto power off
· EL Back light / hold key
· Safety:According to EN61010-1 protection class Ⅱ overvoltage category(CAT Ⅲ 600V) pollution degree 2.
·REL
· Power supply : 2×1.5V AA batteries.
· Size: 155(H)×97(W)×50(D) mm
· Weight: Approx. 500g(including battery and holster).

·Function: DC/ AC Voltage, Resistance, DC Current, Temperature, Diode and Continuity test, Tachometer, Dwell .
· Display : 3 1/2 digits LCD with a max . reading of 1999
· Auto-Zero & Auto-Polarity
· EL Back light and hold key
· Safety:According to EN61010-1 protection class Ⅱ overvoltage category(CAT Ⅲ 600V) pollution degree 2.
· Power supply : 9-volt battery
· Size: 155(H)×97(W)×50(D) mm
· Weight: Approx. 700g(including battery and holster).