Digital Inductive Tachometer, Rpm Gauge Meter Tachometer for Lawn Mower

New without retail box -Digital Inductive Tach Hour Meter,RPM Gauge Meter Tachometer for Lawn Mower Scooter Dirt Bike Tractor Generator Air Compressor Marine Motorcycle Snowblower Pressure WasherDigital Inductive Tach Hour Meter, RPM Gauge Meter Tachometer for Lawn Mower Scooter Dirt Bike Tractor Generator Air Compressor Marine Motorcycle Snowblower Pressure Washer About this item 【MAINTENANCE TIMER】: Can be reset for use on another gasoline engine, hours read up to 99999 H; Performs countdown tracking for maintenance tasks to remind the schedule arrival, ranging from 0 to 9999.9 hours/OFF. 【TACHOMETER】: Monitors the current RPM value by 3 engine firing pattern selections, which help adjust the idle revolution accurately. RPM measurement range: 0-20000RPM, refresh rate: 0.5s. 【WATER/SHOCK RESISTANCE】: Whole housing design, 100% epoxy sealed with favorable waterproof resistance, also prevents strong shock and vibration during transport. 【BATTERY SAVING】: LCD display can be shut down to save battery