User's Manual

Part one
Operation
1、Preparation and pre-checking before use
Pay attention
① Check battery level.
② Check position of the antenna to get the best performance
③ Make sure the firmware is the latest version
④ DO NOT operate under the influence of alcohol or drugs
2、Operation
Language setting
① Enter system setting, choose your language and input method
② Once entering language and input methodchoosing, you can add/cancel/choose the
language you want