INSTRUCTION
1,Please read the operation manual carefully before using.
2,Please use the eye protection device during the test.
3.Please pay attention to the rebound test bullet during shooting.
4.Do not shoot the sensor when shooting,it may result in the test error.
5.Shooting continuously to obtain the firing rate data.
6.This chronograph is not waterproof,please keep dry.
7.Use the specified charging line,do not use the incompatible device.
8.When the power is low(less than one grid),please charge it to avoid crashed case.
9.Do not use the test in the rain,fog or dust environment.
10.If there is any error,please check whether the inner sensor surface of the shooting tube is contaminated.
11.Before the test,it is recommended to check whether the inner sensor surface of the shooting tube is clean.
12.If do not use it for a long time,please put it in a dry place properly after full charging,and prevent direct sunlight.
If it can not be tested,please check the following reasons:
1,Do not test under direct sunlight.
2,Too low temperature may affect the using of the chronograph.
3,Check whether there is any foreign matter blocking the sensing light slot.
4.The bullet outlet of the device can't insert beyond the front sensing light slot.
5.Vertical operation.
Size:13*11*6cm
Net Weight:0.25kg
Gross Weight: 0.45kg.
Accessories:Tachometer one,tripod one,instruction one,charging one.
Color:Black
20pcs/ctn,11kgs/ctn.caron size:39*35*35cm.
