Tire Air-pumping Device with Alarming Lamp

Multi-functional emergency quick Tire Air-pumping Device with Alarming Lamp for outdoor campaign purpose

Battery level indicator light (blue light) 
1. Under the power off or charging (power supply) of other equipment state, lightly press on-off button to check battery level. The indicator light will goes out automatically 1 minute later. 

2. When the battery level indicator light is blue, there are 4 LED lamps divided into 4 battery level sections 
  1 LED lamp forms the first battery level section, indicating 0-12.5% battery level;  
  2 LED lamps form the second battery level section, indicating 12.5-25% battery level;  
  3 LED lamps form the second battery level section, indicating 25-37.5% battery level;  
4 LED lamps form the fourth battery level section, indicating 37.5-50% battery level;
  5 LED lamps form the fourth battery level section, indicating 50-62.5% battery level;
6 LED lamps form the fourth battery level section, indicating 62.5-75% battery level;
  7 LED lamps form the fourth battery level section, indicating 75-87.5% battery level;
  8 LED lamps form the fourth battery level section, indicating 87.5-100% battery level;

3. Description of battery level display when this product is under power storage state 
  When the batter level is 0-12.5%, 1 LED lamp will be on.  
  When the batter level is 12.5-25%, 2 lamps will be normally on
  When the batter level is 25-37.5%, 3 lamps will be normally on
  When the batter level is 37.5-50%, 4 lamps will be normally on
  When the batter level is 50-62.5%, 5 lamps will be normally on
  When the batter level is 62.5-75%, 6 lamps will be normally on
  When the batter level is 75-87.5%, 7 lamps will be normally on
When the batter level is 100%, all 8 lamps will be normally on

4. Low battery level display 
  In case the battery level of this product is lower than the level of providing external power supply, battery level cannot be checked after the on-off button is lightly pressed.  
  At this time, the first battery level section of this product (the first lamp) will be in flashing state. 

Precautions:Tire Air-pumping Device with Alarming Lamp 
1. Before start, ensure red and black clamp are firmly clamped and there is sufficient safety distance between red and black clamp to avoid the falling off or collision of red and black clamp caused by engine vibration after the starting of the automobile. 
2. It is prohibited to directly clamp red and black clamp, otherwise, safety accident might be incurred. 
3. After the automobile is started, please evacuate personnel to be away from engine compartment in order to prevent the personal harm caused by engine running. 
4. Take off main engine within 30 seconds after the start of the automobile, otherwise, this product might be damaged or even safety accident can be incurred. 
5. In case it is started for many times, please check the residual battery level before each time of start. 
6. People (especially children) not familiar with this product are prohibited to use this function.