... tools or accessories.4. two wheels makes very easy to carry.5. Input voltage, current, active power, ... .The parameters are clear to display on the meter green , so saving-energy how it is at a glance ... display area: Power can be displayed. Power meter is correct to 1 decimal point. So, it can show ... 1,2 connect to DC9V~25V for testers power,3,4 connect to Load supply voltage,5,6 connect to load.Voltage ...