Dual Battery Tester Voltmeter Cigarette Lighter 12V 24V for Car Truck Caravan

KEEP CHILDREN SAFE: The safety lock can help keep sliding windows locked, preventing children from falling out and keeping others out.

FITS MOST DOORS AND WINDOWS: The safety lock is equipped with a rotary switch, making it easy to change the card slot distance (0.98in/2.5cm-1.57in/4cm), suitable for most doors and windows.

WON'T SCRATCH YOUR WINDOWS: With a flexible protective cover, the window lock is non-slip and won't scratch your window card slot.

PACKAGE INCLUDES: 2 safety locks. Size: 2.36 x 1.38 x 0.91 inches (6 x 3.5 x 2.3 cm).