*Great for Men & Women
*Power Magnetic
*Helps Correct Poor Posture
*12 Magnets Improve the Spine
*Fully Adjustable

About this item:

Allows you to convert DC 24V voltage to DC 12V voltage, so as to powering 12V devices such as auto stereo, subwoofer, GPS navigator that can be used in 24V vehicles.

High efficient switch-mode voltage regulation models that provide 100% reliability of the power converter.

Built-in over/under voltage input, overload, overheat, and short circuit full protection, more safer to use.

With preset voltage memory function and power fail preset safeguard function.

High quality metal shell, anti-seismic and corrosion resistant, durable for long time use.