Chan says that Fitbit has 5 distinct advantages over the competition.

"Fitbit has 5 distinct advantages, our deep product line that includes software, we're multiplatform, have a community where you can challenge your friends," chan said. "we also have the a very strong established brand, top in the US"

The Charge is a wearable bracelet like fitness tracker. It comes with an accelerometer to track movement, it also calculates calories burned from various activities such as walking and stair climbing. It also automatically tracks sleep cycles. It also has a small OLED screen that can display very simple notifications. It has a 5-7 battery life. There is also a calorie counter.

On top of the charge, Yolanda also talked about the various other Fitbit products available such as the Flex fitness band, the Fitbit one fitness tracker clip and the Fitbit aria, a smart scale.

The new Fitbit charge goes on sale in China for 998 yuan. It is available in apple stores, on alibaba's tmall and various other outlets.