... . Customized sizes, packs, tags, labels, plugs, connectors, over current protection, temperature control protection is available. 6. Applicable ... .Product certificateCE,ROHS, FCCFeatureover-charge protection;over-discharge protection; over-load protection ;shortage protectionusb power bank ... of the paired device.Pre-installed App Lanauge. There are over 25 different App Lanauge for your choice. ...