Elephone invite you to take part in the survey

Hello, dear users of the Elephone,  Elephone invite you to take part in the survey. Survey on battery capacity  Mobile battery capacity relates very closely to its beauty. When the battery capacity is large, it makes the phone big,thick and heavy. Small battery capacity comes with a tiny and light-weight body. According to the research,when the thickness is 7mm, battery capacity can reach 2000mAh;when it's 10 mm, battery capacity can get to 5000 mAh. Looking for a good-looking phone and also having demands on standby timing, which do you think is more for you as in below: A.7mm/2000 mAh B.8mm/3000 mAh C.9mm/4000 mAh D.10mm/5000 mAh E.11mm/6000 mAh F.12mm or more/more than 7000 mAh Comment below.. Your feedback is important for us