4 Digital LED Tachometer Rpm Speed Meter+Hall Proximity Switch Sensor NPN Blue Greeting Cards & Party Supply Material: Silica gel + copper

Material: Silica gel + copper

With clock and alarm function

Brand: NSI

9pc 3" sanding papers

Disc Diameter: 2"

4 Digital LED Tachometer Rpm Speed Meter+Hall Proximity Switch Sensor NPN Blue Greeting Cards & Party Supply Material: Silica gel + copperProduct Description: Be able to see and tell the speed of your engine with our LED digital tachometer. Product Features: Display: Comes with a 4 digit display, allowing you to get easy and clear readings. Size: The size of the meter is small, making it compact and offer a high performance and fast reaction speeds. Stability: Offers good stability that allow you to receive readings with high accuracy and comes with an anti interference ability. Product