Maintenance of laser rangefinder
1. It is forbidden to store the instrument in a high temperature and humidity environment for a long time. When the instrument is not used for a long time, please remove the battery and place the instrument in a random instrument set and store it in a cool and dry place.
2. Please keep the surface of the instrument clean. You can wipe the surface dust with a wet soft cloth. Do not use an aggressive liquid to clean the instrument. You can wipe the laser window and focusing mirror according to the method of wiping the optical device table.
