Prokit's Industries MT-1217 - Manual (Page 5)

12. When “ ” is shown on LCD display, please replace
battery immediately to ensure the measurement precision.
13. It is not allowed to insert the test lead into the current
terminal to measure voltage!
14. Please don’t change the circuits of the meter freely for fear
that the meter is damaged and the safety be endangered.
15. Description of Safety Symbols
Warming! DCV
Double
Insulation
ACV
DCA
Fuse
ACA
Low
Battery
In accordance with the
instruction of European
Trade Union
Instrument Panel & Function Button Description
1. Instrument model number
2. LCD Display: Display the measured data and unit.
3. Function Button
3.1 Hz/% (Frequency / Duty
Cycle): Press this button to
select the frequency or duty
cycle mode. The measurement
mode of Voltage / frequency /
duty cycle could be selected by
pressing this button in AC
voltage setting
3.2 RANGE: Press this button to
select the voltage/current test
range
4