A: the characteristics of
<br />1) this febrile system has passed the eu CE certification, which has a large export volume, no radiation, and reliable and reliable.
<br />2) 7.4 V4400mAh lithium battery power supply, hot effect, high cost performance; 7.4 V static voltage direct output, safe, stable, reliable;
<br />3) the three-speed temperature regulating switch with silica gel pulse, stable and reliable quality, good water resistance and good cold resistance;
<br />4) this scheme can customize the intelligent control scheme of mobile phone bluetooth APP, with stable performance and high cost performance;
<br />5) built-in brand lithium battery, the electric core is safe and reliable.
<br />6) the company has a high quality of heating tablets, reasonable power debugging, water washing, tensile resistance, high and low temperature, etc.
<br />7) heating time and temperature: 60 degrees at high temperature, 4 hours of heat, 50 degrees of heat, 6 hours of heat, 40 degrees of low temperature and 8 hours of heat;
<br />8) manufacturers direct sales, high cost performance, a whole year of quality;
<br />Instructions for
<br />1) plug in the power white flash and enter the system self-check;
<br />2) according to 3 seconds long boot, run a loop (red, blue, green) after the high temperature continuous heating, automatically after five minutes into the intermediate heating, single circular band 3 temperature (red - 98% power output, blue - a mid-range power output 75%, green - low power output 50%);
<br />3) shut down for 3 seconds;
<br />PCBA specifications
<br />1. Nominal voltage: 7.4 V
<br />2. Product model: CN - DRF02
<br />Job voltage: 6v-8.4 V
<br />4. Nominal capacity: 4400mAh
<br />5. Charging cut-off voltage: 8.4 V
<br />6. Charging current: dc 1-1.2 A
<br />7. Standby current: no more than 15 mu A
<br />8. MAX output power: 20W
<br />9. Work efficiency: DC - 98%
<br />10. Charging mode: constant current constant pressure
<br />11, working temperature: - 20   ~ + 55  
<br />12. Charging time: 5-6hrs (standard)
<br />13. Charge and discharge times: over 500 cycles
<br />14. Self-consumption: 7.5-14.2 uA