Fnirsi DMT-99 Manual página 27

6.Notice
●Before using the product, please check whether the insulation near the shell
and interface is damaged.
●Please hold your fingers behind the protective device of the pen.
●When measuring the circuit to be tested, do not touch all input ports.
●Please disconnect the test probe and circuit connection before changing the
gear position.
●When the DC voltage to be tested is higher than 36V and the AC voltage is
higher than 25V, users should pay attention to prevention and avoid electric
shock.
●Please select the correct gear for measurement to avoid damage to the
instrument. When all measurements exceed the range, the screen will display
"OL".
●When the battery level is too low, a pop-up prompt will pop up. Please charge
it in a timely manner to avoid affecting the measurement performance. Do
not use the device while charging.
7.Contact US
Any FNIRSI's users with any questions who comes to contact us will have
our promise to get a satisfactory solution +an extra 6 months warranty to
thanks for your support!
By the way, we have created an interesting community, welcome to
contact FNIRSI staff to join our community.
Shenzhen FNIRSI Technology Co.,LTD.
Add.： West of Building C,Weida Industrial Park,Dalang Street,
Longhua District,Shenzhen,Guangdong
E-mail： fnirsiofficial@gmail.com (Business)
fnirsiofficialcs@gmail.com(Equipment service)
Tel： 0755-28020752 / +8613536884686
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http://www.fnirsi.cn/