1) Power ON the meter by pressing and holding the " Power
Button " ( 3-2, Fig. 1 )for at least 1.5 seconds .
* Pressing the " Power Button " ( 3-2, Fig. 1 )
continuously and > 1.5 seconds again will turn off the
meter.
2) The meter can select 3 kind Mode as :
pressing and holding the " FUNCTION Button " ( 3-6, Fig. 1 )
continuously , Display will show the following text in sequence :