Specifications: Uses: People with sleep disorders. 7200mA battery, up to 2A charging. Size: approx. 7.6*7.6*2.3cm/2.99*2.99*0.91inch Instructions: Click the button, the digital tube displays the percentage of battery usage, and automatically turns off the display after 10 seconds. Double-click the button within 1 second to enter the Schumann wave setting, click the button to set the mode: always open 00,close 01-12,1-12 hours to open, then close. When the battery capacity is less than 15%, the digital tube flashes, when it is lower than 10%, the Shuman wave generator is automatically turned off, and when it is less than 5%, it automatically shuts down. After auto power off, when charging again, you can only click the button to turn on the display. When the battery is just charging, the digital tube will not light up in time, but it needs to detect that the battery capacity is increased, and the digital tube always displays the battery percentage. Package List: 1 * Schumann Resonance Generator + Power Bank 1 * USB Charging Cable Note: When the battery power is lower than 5% and the power is turned off automatically, it will cause abnormal display or no display when charging again. Press the button again to start up. When charging the phone with the charging treasure function, it is recommended to disconnect the external charger and use the charger to be easily damaged. When not in use for a long time, it is recommended to charge at least once a month to maintain the battery's activity.
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