Features:
Measures freezing point for winter protecting of automotive.
The antifreeze- coolant tester measures quickly and accurately, and the scale and are easy to read.
The tester i-s accurately calibrated and has easy-to-read , which i-s convenient and practical.
The antifreeze- coolant tester i-s designed- and materials, which i-s and a product.
It can avoid the freezing of water in cold weather of the engine to cause mechanical failure and engine failure.

Specifications:
plastomer
Length: approx 26.5cm/10-inch

Usage :
Remove the filler hole on the battery,
Then put the lower end of the densimeter into the battery,
Hold the rubber - on the upper part of the densitometer and slowly relax the rubber -
Suck the - into the glass- tube to float the internal color disc
The reading can be read by the floating position.
Note:
When reading, the observation line should be parallel- to the liquid

Note:
Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes:
1x Coolant Tester