Thank you for purchasing Niigata Seiki Digital Neck Calipers Point Jaw Type.This precision measuring tool measures makes point contact measurement of concave and grooved parts.For safe and proper use, please read this instruction manual before use and follow the procedures described.Please keep manual where it is accessible to user for future reference.Keep this manual with the instrument if transferred or leased to a third party.For inquiries about this product, please contact dealer or Niigata Seiki at the address listed on the following page.PART IDENTIFICATION AND FUNCTIONDIGITAL NECK CALIPERS POINT JAW TYPEPRECISION MEASURING TOOLSGDCS-150NP/ GDCS-200NPModel No.User ManualSAFETY PRECAUTIONS Please ObserveTo prevent harm to yourself or others, and to prevent damage toproperty, always follow the procedures marked by the followingsymbols.Read the manual and follow the directions.Use of product other than as described in this manualmay cause accident.Use only for measuring.Use for any purpose other than measuring maydamage or wear the instrument. Improper use mayalso cause accident.Handle with Care.Do not drop or subject instrument to excessive shock.Do not place under heavy objects. Improper handlingmay cause damage or poor accuracy.Do not scratch instrument, for example by writing IDnumber.Avoid using in high electric fields, such as nearfluorescent lights or switching power supplies.Incorrect value may be displayed on LCD.Indicates risk of personal injury or property damage if not followed.WARNINGDenotes a prohibition -You MUST NOT doDenotes a requirement -You MUST doUse and store only in environment meeting thefollowing conditions:Dry location protected from rain, water, and oils.Location that is not excessively hot.Location protected from use by children andunauthorized people.Use in places contrary to the above may causedamage to the product resulting in accident or injury.Do not use excessive force during measurement.The Probe Tips may be bent, causing inaccuracy.Do not disassemble or modify.Disassembly may damage product or cause accident.For repair, please contact distributor or place ofpurchase.Do not write on instrument with electric engraver.Do not engrave instrument body or jaws, such as an IDnumber with engraver or electric pen.Probe TipsJawsLCD Display ScaleOutput ConnectorBattery Cover[HOLD] Button[ON/OFF] Button[ZERO] ButtonLock ScrewMeasuring surfaces which contact the workpiece.For positioning on Object to be measured.Displays digital measurement.Tighten to prevent the slide and display from moving.When pressed, "HOLD"Icon appears on Display and measurement will be fixed.Connect to optional Bluetooth Box to send measurements to PC.Open to access battery.When pressed, Display will read "0.00".For turning power ON / OFF.Supports LCD Display Unit.Probe TipsJawsLCD DisplayLock Screw[HOLD] ButtonOutput ConnectorBattery Cover[ZERO] Button[ON/OFF] ButtonScaleModel GDCS-150NP Shown.