Specification Brand : VTSYIQI BulletPoint1 : ★Testing parameters:Ra, Rz, Rq, Rt, Rp, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rmr, Rx, RPc, Rk, Rpk, Rvk, Mr1, Mr2; BulletPoint2 : ★Measuring range (um):Ra: 0.005-16.000;Rz: 0.02-160.00 BulletPoint3 : ★Real-time clock settings and display, convenient data recording and storage. BulletPoint4 : ★High price performance. BulletPoint5 : ★Can be connected to a computer and printer; Color : Blue ExternallyAssignedProductIdentifier : 7640280205301 ExternallyAssignedProductIdentifier1 : 0663566035956 ExternallyAssignedProductIdentifier2 : 663566035956 IncludedComponents : MAIN HOST ItemName : VTSYIQI Digital Surface Roughness Gauge Professional Profilometer Measurement Instrument with 20 Parameters Range Ra Rz Real-time Clock Settings Display ItemPackageDimensions_Height : 10 centimeters ItemPackageDimensions_Length : 30 centimeters ItemPackageDimensions_Width : 20 centimeters ItemTypeKeyword : surface-roughness-gauges Manufacturer : VTSYIQI202403281645VTSYIQI MeasurementAccuracy : HIGH ACCURACY ModelNumber : VTSYIQI202404011107VTSYIQI NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : VTSYIQI202404011107VTSYIQI PowerSourceType : Battery Powered ProductDescription : Features: *Electromechanical integration design, small volume, light weight, easy to use; *Using DSP chip to control and data processing, high speed, low power consumption; *128 x 64 OLED dot matrix display, digital / graphic display; highlight no perspective; *Intuitive and rich display information, can display all the parameters and graphics; *Compatible with ISO, DIN, ANSI, JIS national standards; *Residual quantity icon, prompting the user to charge; *Continuous working time: more than 20 hours. *Real-time clock settings and display, convenient data recording and storage. *With automatic dormancy, automatic shutdown and power saving function *Reliable control motor to go dead circuit and software design *Measurement information display, menu prompt information, false information and switch machine and other tips that information; *Optional bluetooth function. Specifications: Testing parameters:Ra, Rz, Rq, Rt, Rp, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rmr, Rx, RPc, Rk, Rpk, Rvk, Mr1, Mr2; Measuring range (um):Ra: 0.005-16.000 Rz: 0.02-160.00 Sample length (mm):0.25, 0.80, 2.50 Evaluation length(mm):(1-5)L Maximum drive stroke:17.5mm/0.7inch Indication accuracy:0.001 Indication error:±(7-10)% Variability:<6% Data Storage:100 groups Power:Rechargeable li-battery Working temperature:-20℃~40℃ Relative humidity:<90% Size:158mmx63.5mmx46mm