Head 360 degree rotation design, the bottom of the paste 3M (VHB) double-sided adhesive design, super-strong adsorption, the overall ultra-small portable, fixed after not shaking, solid and durable! Suitable for GPS, navigator, travel recorder, DC, DVR, sports DV, camera, and directional antenna and other fixed, adsorption force (load lifting weight: 5KG conventional use lifting weight: 2KG