Find my iPhone is an APP to track location of iPhone. For the Find My iPhone app to work, the user must have an iCloud account. Activation Lock is enabled automatically when you turn on Find My iPhone on a device. If you lost iCloud password, We can remove iCloud from all iPhones, iPad's, iWatches.
We just need IMEI or Serial Number.

iCloud Unlock - Activation Lock Removal

After completing the order, all you need to do is turn ON the device with the SIM card and turn On wifi