My Data Usage- Cellular Widget funktioniert nicht

No Running in the background, No GPS,Power saving! √ In the Notification Center, So easy to Check out real time up/down/total data from your device. √ Set data quota and billing cycle information and let Data Usage worry about making sure you don’t pay for overages again. √ App graphically displays the history of Cellular and WiFi networks using data. √ Widget can monitor the Memory/CPU/Disk Real-Time usage also. it has the switch to turn on or off. √ Widget provides color alarm function, when the traffic or memory, CPU, disk usage is greater than the certain value, it will be in a different color to warning. √ Widget provides custom UI to suit your personal taste, Including turn on or off of cellular, Wifi, memory, CPU, disk, color alarms, etc. √ Utility tools: Including QR Code Scan, Avatar Synthesis, Hourly Chime, Contacts merge and clean, Contacts backup to files and import.