Features:
Five-digit large LCD display, ultra-low power consumption, large and clear instructions.
Press the count/pause key (Pause) to stop counting, and after 0-30 seconds, the LCD display will automatically turn off and enter the standby state.
Press the Count/Pause key again to turn on the indication and continue counting by pressing the reset button on board or externally.
Using magnetic induction, easy installation, accurate counting, no mechanical wear, safe work and long life.
Use ordinary AA batteries, no need for external power supply, anti-vibration, high-efficiency guarantee stable and reliable operation of the system.

Battery installation:
Make sure the batteries are inserted before proceeding.
First loosen the two outer screws on the outer cover, and gently remove the back cover (don't break the signal line),
Then install a No. 5 battery (not included, customers need to buy it by themselves, the life of ordinary No. 5 batteries is more than half a year, and the high-performance battery of 2 yuan is more durable for more than one and a half years), and then restore the back cover and two External screws.

Specification:
Material: plastic + metal
Size: 2.48*2.36*1.50in/6.3*6.0*3.8cm
Color: as shown in the picture
Power supply: 1.5V -- A A fifth battery
Clearing method: panel/external
Counting range: 00000---99999
Clear small pulse width: 0.1 seconds
Counting frequency: 20HZ
Operating environment temperature: -5─40℃
Counting small pulse width: 10mS
Sensing proximity distance: about 10mm
Magnetic induction distance: ≥ 35mm

Package Includes: 1pc

Notes:
Please allow slight errors due to manual measurement.
Colors may vary slightly for different monitors.