Archer Digital Engine Tachometer. Different settings to measure RPM on 2 stroke and 4 stroke engines. Can be used wireless (pulse activation) or wired by using clip on lead provided. Measures RPM from 100 to 19,000 with +/- 10 RPM accuracy level. 0.5 second refrest rate. Similar to PET-1000R & Echo 99051130017.

Replaces:

• ECHO 99051130017

Dimensions:

• LENGTH: 4-3/4"
• WIDTH: 2-1/2"
• THICKNESS: 1/2"