说明

• Multifunctional scale compass map compass Function is announced Compass: Compass, smooth rotation Dual scale map ruler: metric cm and inch Lanyard: about 45cm in size Easy to hold Notes for compass use: 1 Do no longer be near to high-voltage wires, electromagnetic devices, iron, cobalt, nickel and other magnetic touchy substances, in order to not impact the accuracy of pointing and magnetic loss 2 Do not beat the product with surveying ruler, in order to not crack the oiled compass core and affect the measuring accuracy 3 Avoid scratches at the product surface Products as far as possible to keep clean, do not use dirty cloth, arms to wipe

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