Product parameters:





Unit: mm
| Size details | long | width | high | Remarks |
| DC40-3A | 120 | 60 | 11.4 | 39g |
| Independent packaging specifications | 133 | 68 | 32 | 55g / month |
| Packing specifications | 505 | 290 | 335 | 144 |
Compass use method:
Hold the compass in the hand, keep the compass in the horizontal position and make it to the quiescent state; when the compass is still, slowly turn the compass until the red pointer and dial letter N coincide, then the direction of the direction of the north ( (E), South (S), West (W) direction.) At the same time to avoid the magnetic needle disorder, with the magnetic objects to maintain a certain distance, the specific method is as follows:
1, from the barbed wire> 10 meters;
2, from the high voltage line> 55 m;
3, from the car or plane> 20 meters;
4, from the strong magnetic objects, such as various magnets, external magnetic speaker> 10 meters;
5, from the magnetic weak objects such as magnetic snap button> 0.5 m.
Precautions:
1. Use in a horizontal state to ensure accuracy;
2. In order to avoid disorder of magnetic needle, please use with barbed wire, and magnetic objects to maintain a certain distance;
3. Do not use the mapping ruler beating objects, so as not to affect the measurement accuracy;
4. Disk and lens to keep smooth, do not use dirty cloth, hand to wipe;
5. When not in use should be closed, placed not near the ferromagnetic material, so as not to loss of magnetic.
I support the Division of personalized product development and design and exclusive logo processing customization, need to customize please contact our responsible person.
Contact: Ms. Chen 13829119285
Mr. Li 13602378565
Company website: https://bycompass.1688.com
Http://www.deripe.cn
1, manufacturers supply authentic
Factory direct sales, primary sources, the company short delivery time, inexpensive, secure supply!
2, on the size
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