Frequently Asked Questions

1. Does the phone case consume power?

Only when refreshing the picture through the nfc conversion of electricity, after refreshing, do not need power;

2. Does it hurt my eyes to watch the screen of the phone case for a long time?

The ink screen of the phone case uses e-paper technology, which has the feeling of paper books and does not reflect light, and does not hurt my eyes.

3.Can't refresh the picture?

Please close the APP again, wait for two seconds and then open it, and repeat the refreshing steps;

4.Why is the display effect of the pictures taken by myself not so good?

The screen display color is only “black, white, red, yellow” 4 colors, the color is not rich enough; in addition, the screen resolution is low, also affects the display effect;

5. Synchronization times error, can not be synchronized properly

Check whether the phone case matches the model; switch on/off the NFC switch, exit the APP and try again;

6. Will the phone case get hot?

The phone case adopts NFC wireless sensor technology, no battery, will not get hot;

Low temperature instructions:

Due to the physical characteristics of the ink screen, 5 ° C ambient temperature to brush the screen color stage will be inferior to the effect at room temperature, it is recommended to replace the picture at room temperature (room temperature 20 ° C -35 ° C).

Contact email: 104902273@qq.com