Item Type: Aromatherapy Machine <br>Product Material: PP <br>Weight: Approx. 559.00g / 19.7oz <br>Working Temperature: 5°C-50°C / 41°F-122°F <br>Noise: <35dB <br>Oil Capacity (Bottle): 140ML (Liquid Not Included) <br>Oil Consumption: 0.7ml/h <br>Coverage: Approx. 30-200m3 / 1059-7063ft3 <br>Size: Approx. 17.8x13.3x6cm / 7.0x5.2x2.4in <br>Wall Hanging Hole Spacing: Approx. 7cm / 2.8in <br>Battery: D Battery x 3 (Shipped Without Battery) <br>USB Power Port: DC 5V Type C <br>Power Supply: Battery or USB (Battery and USB Cable Not Included) <br>Placement: Wall Mounted or Desktop <br> <br> <br>Set up work segments: <br>This device allows for four operating periods and can set working days based on multiple selections. <br>(MODE): Work cycle selection, four working hours timing, cycle on/off function, as follows: <br>(Note: The set time and end time must be greater than the start time for the setting to be effective.) <br>SET: Enter the device state. Settings such as time, week, etc. <br>UP: Fine tune upwards. Adjustable time data, fragrance data, and work date selection. <br>DOWN: Fine tune down. Adjustable time data, fragrance data, and work date selection. <br>(Press and hold this key for 5 seconds to restore all parameters to their factory settings.) <br>Note: Do not cross time <br> <br>Set system time: <br>Adjust the device time so that it matches the current time, and the system time is on a 24-hour system. <br>The first time you press the SET key, the hour number of the time period flashes, and press UP/DOWN to adjust the hour. <br>Press the SET key a second time and the hour setting is complete. Flash the minute number, set the minute, and press UP/DOWN to adjust the hour; Press the SET key for the third time, and the minute setting is complete. Flashing on the working day, set the working day, press UP/DOWN to adjust, press SET for the fourth time, and confirm that the system time has been set. <br> <br> <br>Set concentration: <br>After setting the fourth time period, continue to press MODE until CYCLE ON appears on the nixie tube. Set the machine working time for each fragrance cycle from 5 seconds to 15 seconds, and press UP/DOWN to adjust it for 1 second. <br>Continue pressing MODE until CYCLE OFF appears on the nixie tube, set the machine stop time for each fragrance cycle from 90 seconds to 900 seconds, and press UP/DOWN to adjust for 5 seconds <br> <br> <br>Set runtime: <br>Press and hold the MODE key for 3 seconds, and the light on interface 1.2.34.5.6.7 will flash. Use the UP/DOWN key to switch and select the work cycle. <br>After selecting, press the MODE key, and the interface will display a "1" prompt to enter the first timing setting. Press the SET key, and the interface will display the "00:00" clock with "00" flashing. At the same time, "TIMING ON" will light up. Press the UP/DOWN key to adjust the "hour" of the machine's startup time. After the adjustment is completed, press the SET key, and the interface will display the "00" of the minute flashing. Press the UP/DOWN key to adjust the "minute" of the machine's startup time. After the adjustment is completed, press the SET key. Set the shutdown time, and the interface will display "00" for the "00:00" clock and flash. At the same time, the "TIMING OFF" light will light up. Press the UP/DOWN key to adjust the "hour" of the machine shutdown time. After the adjustment is completed, press the SET key, and the interface will display "00" for the minute flashing. Press the UP/DOWN key to adjust the "minute" of the machine shutdown time. After the adjustment is completed, press the MODE key to enter the second section of the timing. The timing of the second section is the same as the first section, and the timing of the third and fourth sections is the same. <br>Note: The set time and end time must be greater than the start time