There is a display.
Step 1: Find the location of the light
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If the indicator keeps blinking, the battery is low. Generally, the indicator light at the button will blink when charging, and the indicator light is steady on and does not blink, which means that the battery is full.
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Step 2: Check the color of the indicator
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Generally, it contains indicators for the display of battery power, charging status and working status. The indicator shows the battery power mainly when the power is low, and the indicator is displayed in a preset color to remind people that the current power is insufficient.
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There is a USB charging interface at the bottom of the device, and the standard charging cable design is also very careful, and a spring is used in the street tail to protect it from pulling and breaking the cable. The device contains a 350mAh battery, which takes 45-60 minutes to charge, and can basically be used for 2-3 days on a single charge, but the length of the use time should be determined according to the frequency of personal use. In addition, the use time of the battery is related to the quality of the battery itself, and the quality of the battery depends on the material and production technology of the product, and the good quality battery has a longer use time and a stable service life.