Chainsaw Repair

New tach that says it has 0.25 refresh rate.  I know nothing about it as still using my  Oppama made for stihl and echo one. PET-1000R​

Proline Solo Chainsaw Tachometer

Product Description

Introducing SOLO™, Proline's latest dedicated tachometer. With the fastest refresh rate on the market at 0.25 sec, this tachometer will be your number 1 choice in test equipment. Enhanced with an “Auto Shut Down” mode to save battery life, and powered manually when desired, every user is assured the best value for their tach. Enjoy the duality of using a wired or wireless mode with SOLO™, along with its waterproof rating of IP68 and a maximum RPM of 20,000. Experience greatness with key elements everyone should use. Experience greatness with SOLO™

 

Includes:

    Tachometer
    Wire
    Mounting tape 3M (2)
    Screw (2)
    Tie straps (2)
    Instructions
    Micro clip with wire

Features:

    Tachometer ONLY
    Water proof rate: IP68
    Epoxy encapsulated casing
    Refresh rate 0.25 sec. 2X faster than our 3 in 1 model
    Auto shut-off (after 30 mins)
    No power required- Includes 7 year battery sealed inside (not replaceable).
    Maximum RPM 20,000

Specs:

    Size: 2 1/4" x 1 1/2" x 1/2
    LCD screen size 1" x 1/2
    Refresh rate 0.25 sec
    Water proof rate: IP68

https://sawzillaparts.com/proline-solo-chainsaw-tachometer-for-stihl-husqvarna-echo-wireless-fastest-rate-25-sec/