Around 20cm
Without Data Transmission Function
Not Scalable
Charging Function
Non-Customized
100% Tested Before Delivery
L/C, D/a, D/P, T/T, Western Union
DHL, UPS, TNT, FedEx, by Air, by Sea
Fitbit Flex, Fitbit Force
1PC/PE Bag, Blister+Insert Card, Customized
CE, RoHS, FCC
Shenzhen, Guangdong, China