2 In 1 Car Guide Ball Thermometer Adjustable Angle Compass 1. Using aluminum spraying as the printing material of the dial, high temperature resistance without deformation, clear and beautiful 2. The transparent part of the sphere is made of high-transparent acrylic, which is high-temperature explosion-proof and more visible in the car. 3. Fluorescent glow-in-the-dark ring, can provide convenient night navigation function (Note: must be stored after the fluorescent effect, can not be self-luminous) 4. Shell environmentally friendly ABS, chemical corrosion resistance, heat resistance, high elasticity and toughness 5. Pointing precision, clear scale, good stability, the dial can be freely rotated 6. Clear thermometer to help master the wild temperature changes 7. Detachable design, adjustable, adjust the appropriate viewing angle 8. Double-sided adhesive on the bottom, firm adhesion, so that the guide ball stable operation 9. Size: about 8.9 x 5.6 x 3.1cm 10. Weight: about 43.5g