Description
Specification:
Guide North Need for use:
flat guide North needle, as long as the turntable to stop turning, look at the dial on the line on the line. Chinese version of the things north and south refers to the direction of things is north and south. English version of the N is the north, S for the South, E for the East. W for the West.
Note:
1. When using the guide North needle, there must be no iron, magnet and other interference guide North needle used items; guide North pin must be flat.
2. Guide North need not use the needle, should stay away from the magnet, iron and other magnetic objects stored in the dark.
3.The thermometer has 2-3 degrees above and below the error
.
