2-1/16" POINTER TACHOMETER, WHT, RANGE: 0-80 × 100RPM, ODM, WATERPROOF AND ANTI-FOGGING, HIGH ACCURACY, VOLTAGE 12V/24V $17.9-$19.9 2-1/16" POINTER TACHOMETER, WHT, RANGE: 0-70 × 100RPM, ODM, WATERPROOF AND ANTI-FOGGING, HIGH ACCURACY, VOLTAGE 12V/24V $17.9-$19.9 2-1/16" POINTER TACHOMETER, WHT, RANGE: 0-60 × 100RPM, ODM, WATERPROOF AND ANTI-FOGGING, HIGH ACCURACY, VOLTAGE 12V/24V $17.9-$19.9 2-1/16" POINTER TACHOMETER, WHT, RANGE: 0-40 × 100RPM, ODM, WATERPROOF AND ANTI-FOGGING, HIGH ACCURACY, VOLTAGE 12V/24V $17.9-$19.9 2-1/16" POINTER TACHOMETER, WHT, RANGE: 0-30 × 100RPM, ODM, WATERPROOF AND ANTI-FOGGING, HIGH ACCURACY, VOLTAGE 12V/24V $17.9-$19.9