See Product Details

Combination Tachometer + IR Thermometer Photo/Contact Tachometer includes a non-contact IR Thermometer for surface temperature measurements

• Built-in IR thermometer with laser measures remote
  surface temperature on motors and rotating parts
• Provides wide RPM (photo and contact) and
  Linear Surface Speed (contact) measurements
• Non-contact Photo tachometer uses a Laser for greater
  measuring distance up to 6.5ft (2m)
• Characters on display reverse direction
  depending on mode
• Double molded housing

Specifications
Display counts: 99,999 count LCD
Range (rpm): Photo: 10 to 99,999/ Contact: 0.5 to 20,000
ft/min: 0.2 to 6560 (Contact)
m/min: 0.05 to 1999.9 (Contact)
Basic Accuracy: ±(0.05%rdg+1 digit)
Max rpm Resolution: 0.1rpm
Temperature (IR): -4 to 600°F (-20 to 315°C)
Dimensions: 8.5x2.6x1.5" (216x66x38mm)
Weight: 10.6oz (300g)