Place the strap of car phone holder mount right above the steering wheel, then fasten it to the hook on the head of the phone mount, finally adjust the angle and clip the phone after installation. [Safe and Firm]:The smartphone hands free stand fixing clip is designed to be fastened to the steering wheelproviding a stable grip, to ensure that your phone is firmly fixed in place, with the steering wheel rotation without falling off, so that you can drive with peace of mind.