Lus piav qhia luv luv:

1.GRAVITY DESIGN, yooj yim thiab yooj yim los muab siv thiab coj,
2.METAL + POSITIVE OXIDATION HANDCRAFT, siab-kawg thiab zoo
3.PRECISE MECHANICAL GEAR los LOCK MOBILE, tsis muaj suab nrov rau koj
4.AUTOMATICALLY FLEXIBLE CLAMP, haum rau 4.0 txog 6.5 INCH Device
5.SILICON Back Clamp TIGHT AIR EXIT, khov kho thiab tsis muaj kev puas tsuaj rau cov hniav
6.EASY hloov lub kaum sab xis raws li koj xav tau.