• To prevent making short-circuit when removing the battery and charger from the case and storing them, apply electric resistant tape to the poles of the battery. Storing the battery and charger as it may result in fire or burn injury due to short-circuit.
• Avoid storing the instrument in places subject to extreme high, low or radically fluctuating temperature. (Ambient temperature range during use: –20° C to +50° C)
• Distance measurements may take longer when atmospheric conditions are poor such as when heat shimmer occurs. When storing the instrument, always put it in its case and avoid storage in dusty location or location subject to vibration or extreme heat or humidity.
• Whenever there is a sharp temperature difference between the instrument’s storage and usage environment, allow the instrument to adjust to the environment for an hour or more before using it. Make sure to protect the instrument from the sun if the location is subject to intense direct sunlight.
• The battery should be charged approximately once per month if the instrument is to be stored for an extended period of time. The instrument should also be removed from its case occasionally and aired out.
• In addition to these precautions, be sure to handle the instrument properly at all times following the descriptions given in the various sections of this manual to assure safe and proper measurements.