1 It can be used in night. 2 it is easy to bring 3 it can measure direction,obliquity,gradient,upright,milemeter horizontal.

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 1 The compass can measure direction,obliquity,gradient,upright,milemeter,

horizontal. Used in geology perambulation, colliery and other mine exploitation military training.

2 specification

Main specifications
Items	Specifications
Measuring proportion	1:100,000 1:50,000
Clinometer reading error	≤1.25°
Graduation Circle	0~360°
Dial scale	1°
The scale of dial for time and speed	5 min
Weight	0.15kg
Size	68×63×26(mm)