China wholesale Math Compass Manufacturers – Vehicle And Ship Compass – OPTICAL INSTRUMENT

Product Informations

C288-5C Features:

1. Guide ball diameter: 28 mm
2. Oiling: Yes
3. Packaging: the default is color box packaging, which can be customized (the price is calculated separately)
4. Weight: About 56g (including color box packaging),Net weight: about 46g
5. Material: ABS + acrylic + aluminum + oil

C2863 Features:

1. 2 in 1 multifunction
2. Detachable and transposable compass and thermometer
3. Responsive and accurate pointing
4. Waterproof, anti falling and anti-seismic

G400 Feature

1. Exquisite rotating ball design, effective protection of the dial, extend the service life, colleagues easy to carry;
2. precision dial, fast reading positioning, the error does not differ by 1 degree;
3.  ABS frame, beautiful and practical;
4. Ingenious design, cheap, gift promotional gifts preferred

Note:

1. Place or hold the compass and use it in a horizontal state to ensure accurate reading (do not place it on an iron table and other places that affect magnetism)

2. In order to avoid the disorder of the pointer, please stay away from objects with magnetism and current, as well as some metal products (such as high-voltage wire, mobile phone, stereo, screwdriver, magnet, etc.)

3. Do not knock or pat the compass with your hand to avoid affecting the measurement accuracy

4. Do not expose the compass to the sun for a long time. (too high or too low temperature will affect the service life of the compass)

5. Keep the shell and mirror clean and do not wipe with dirty cloth or alcohol.

6. When not in use, please place the compass in a clean and cool place away from magnetic substances to avoid consuming magnetic materials.