- The smartphone case to connect your phone to any VACUUM smartphone mount. The slim case protects the smartphone on and off the base. The understated elegance of the inconspicuous case with a shockproof TPU surrounding is accompanied by the decorative as well as practical ratchet and recessed geometry. Soft material on the inside of the case protects the phone’s backside.Thanks to the ingeniously simple combination of magnetic force and vacuum pressure, the smartphone can be operated with one hand and is 360� rotatable, while a ratchet prevents it from rotating itself!