Digital Tachometer Handheld Tachometer Digital Tachometer With LCD Screen For Measurement Feature:1. Automatic zero adjustment, storage of last, minimum and maximum readings.2. Large 5-digit LCD display, with, you can mention them in the review up to +/- 0.05%.3. The visible red LED bar can accurately measure the product speed and surface speed.4. Provide fast and accurate measurement of the rotation of objects and measurement of the velocity of the surface MPM.5. Wide velocity (image i) and linear velocity/surface length measurements (). Specification:Item Type: TachometerMaterial: ABSaga: Approx. 466g/16.4ozModel: DT6236CTeaving:U-Type: 0.5-19999rpm Non-contact: 2.5 - 99999rpm Basic Accuracy: ± 0.05% ± 1Shipped without batteries, using 4 AA dry batteries. Package List:1 x Tachometer2 x Reflective Stripe4 x Measuring Module2 x Screw1 x User Manual1 x Storage BoxNote:Please refer to the manual. 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't check out immediately after the auction ends, please wait a few minutes and try again, payments should be completed within 3 days. About Shipping 1.