Brand new and high quality.<br />Easily portable.<br />Model: RZ8030<br />Dimension: 14 x 5 x 2 cm<br />Functions & Basic measurement parameters: <br />1. Non-contact rotating speed measurement and counting<br />2. Wide-range measurement<br />3. Maximum/Minimum/Last value <br />4. RPM/RPS unit conversion<br />5. 6 digits digital LCD backlight display<br />6. Auto shut down<br />7. Measurement range: 100-99999RPM (Rotating speed)<br />8. Allowed blade quantity: 1~9<br />9. Resolution: 0.1RPM<br />10. Accuracy: ±0.05%<br />11. Power supply: 3 x 1.5V AAA (not included)<br />1 x Tachometer<br />3 x Sticker<br />1 x English User Manual<br />In original package<br /><img src="http://img6.eachbuyer.com/x15/p1/ba787_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x15/p1/ba787_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x15/p1/ba787_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x15/p1/ba787_6.jpg" />