Item is a Class II laser product, 1mW power output.Built-in IR thermometer with laser pointer measures surface temperature from -4 to 600°F (-20 to 315°C)Laser photo tachometer mode measures up to 99,999 rpm at distances up to 6.5 feetContact tachometer mode measures rpm up to 20,000rpm and linear speed up to 6560 feet/min (2000 meters/min)Memory stores last reading and Min/Max for 5 minutes after shutting meter offCharacters reverse direction on display depending on contact or photo modeExtech RPM10 Photo/Contact Tachometer with Built-in InfraRed Thermometer, Large 0.4" (5 digit) LCD display, Accurate to 0.05% with max resolution of 0.1rpm in either photo or contact mode, Wide Temperature range of -4 to 600°F (-20 to 315°C) The RPM10 is a combination tachometer which provides both contact and non-contact RPM measurements, making this device useful in virtually all applications. Complete with wheels for linear surface speed (0.2 to 6560 ft. /minute; 0.05 to 1999.9 m/minute) or RPM measurements, 4 AA batteries, 23 in. (0.6 m) reflective tape, carrying case, and user manual.
Key Features Built-in IR thermometer with laser measures remote surface temperature on motors and rotating parts Wide Temperature range of -4 to 600°F (-20 to 315°C) Fixed 0.95 emissivity, 6:1 distance to target ratio Provides wide RPM (photo and contact) and Linear Surface Speed (contact) measurements Accurate to 0.05% with max resolution of 0.1rpm in either photo or contact mode Large 0.4" (5 digit) LCD display Non-contact Photo tachometer uses a Laser for greater measuring distance up to 6.5ft (2m) Contact tachometer for RPM and surface speed measurements Memory stores Min/Max/Last 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%rdg1 digit) Max rpm Resolution: 0.1rpm Temperature (IR): -4 to 600°F Dimensions: 8.5" x 2.6" x 1.5" Weight: 10.6ozBrand: Extech, Model: RPM10