Accuracy: 0.001% Resolution: 1 second Timing capacity: 9 hours Timing functions include single-action, time in/out, continuous timing, cumulative split, interval split, 60 memories and repetitive programmable. Stopwatch is 2 1/8” x 2 5/8” x 3/4” and weighs 2 ounces. Includes…

Large, digital and easy-to-read from over twenty feet away One-inch high LCD digits help you monitor drying and incubation times Built-in alarm User can program two different activities from 24 hours to one second on portable countdown alarm timer Time-of-day and stopwatch (for counting up)…

Used for blood cell and corpuscle counts or wherever double counting is required Two registers each registers to 9999 Large, rectangular pushbuttons and zero reset knob on both sides Pushbuttons for the two independent registers are color-coded, and both sides are reset simultaneously…

Traceable® Digital Stopwatch ( 8788T52) Precise, Traceable® timing for enzyme tests, viscosity measurements, animal studies, and other timed lab tests. Made for scientists in industrial, educational, hospital, and governmental labs who insist on the finest instrumentation.…

Detachable clip Accuracy: 0.001% Resolution: 0.01 second Timing capacity: 9 hours Timing functions include single-action, time in/out, continuous timing, cumulative split, interval split, 300 memories and repetitive programmable. Stopwatch is 3” x 2 1/2” x 7/8” and weighs 2.5…

NIST Traceable® Certificate supplied 6-digit 1/4” high LCD Convenient clip attaches timer to buttonhole, belt loop, notebook or keys Accurate to 0.01% The Traceable® Timer Plus is three timers in one: a countdown alarm timer, a stopwatch and a time-of-day clock. The…

For obtaining counts automatically as percentage Wide steel base plate for desk or benchtop mounting Color-coded buttons All counters and totalizers register to 999 Quickly and accurately obtain differential blood cell, bone marrow, chamber and other laboratory counts. Locking totalizers…

Set program in less than 5 seconds Two models Model 1 has an “on” interval setting of 0.01 to 99.99 seconds, 1 minute to 9999 minutes or 1 hour to 9999 hours. Model 2 has separate “on” and “off” interval settings of 1 second to 99 seconds, 1…

Time three tests simultaneously with ease 3-line display with easy-to-read 1/2 digits NIST Traceable® Certificate supplied Accuracy of 0.01% Channel buttons Adjustable bench stand Sleek and streamlined case Time may be set from 19 hours, 59 minutes, 59 seconds to 1…

Ideal for Lab use Timer signals drying and incubating times, helps catch all test results, and even alarms for appointments.Extremely simple operation makes it a joy to use. Friendly operation makes it the lab’s most desirable timer. Large 1/4-inch-high LCD digits are easy to read.…

Lightweight and disposable Sound confirmation every time a button is pressed NIST Traceable® Certificate supplied Accurate to 0.1% Ideal for easy-duty, occasional-use needs where high precision is not a requirement. Can be worn around the neck with the (included) 38” lanyard. Times to 24 hours…

Ideal for bench use LCD designed for viewing at any angle NIST Traceable® certificate supplied Easy to operate Extra-large keys Accurate to 0.01% Timer counts down from 24 hours to 1 second in second increments. Special memory allows programming an instant replay repeat time, which appears…

For rapid and accurate counting of multiple factors Wide steel base plate for desk or benchtop mounting Color-coded buttons All counters register to 999 Counters without totalizers offer inexpensive multiple counting

Single-action, time-out, cumulative split and continuous timing stopwatches Time to 24 hours Accuracy: 8 sec/day Resolution: 0.01 sec up to 30 min, 1 sec above 30 min Battery type: 1.5 V button cell Stopwatch is waterproof to three atmospheres. Stopwatches have a resolution of…

Metal construction for long life Single-hand use Quick manual counting

Easy to read LCD Counts to 99,999 Fail-safe reset Weighs only one ounce Each time a black mark is made with the felt-tipped pen, it automatically sounds a beep, and LCD displays the counts. Use it to count cell growth on petri dishes, inventory parts, and tally samples received. Touch, sound,…

Counts up and down Resolution: 1 second; accuracy: 0.01% Extra-large, 1/2" high LCD Timer counts to 23 hours, 59 minutes, 59 seconds. “Thru zero” feature allows counting down, alarming and counting up. A time-out mode stops the timer for “off” periods in both up and down timing. During…

Display 7/8" x 3/8" to 00.00 Press “min” and “set” together to reset Press “start/stop” to start and again to stop Press any key to stop alarm “Recall” feature returns automatically to preset time Displays up to 99 minutes…

Automatically switch equipment on or off up to 14 times a day Get accurate, reliable measurements with included NIST-traceable calibration Provides daily and weekly on/off control. Plug into any three-prong outlet. Minimum switching interval is one minute; maximum is 168 minutes.…

For blood cell, corpuscle, and blood platelet counts, bacteria colony work, etc. Registers to 9999 and two reset knobs permit quick resetting to zero

Weighs less than an ounce Easy to read LCD Counts to 99,999 Fail-safe reset Key-Chain/Wrist-Strap/Carabiner Digital Counter is designed for ease-of-use and fail-safe counting. Features include display count to 99,999, two year constant use battery, water-resistant, O-ring-sealed with…

1 Channel plus memory Resolution is 1 second Accuracy is 0.01% Mini-Alarm Timer/Stopwatch can count up or down. Timing capacity is 99 hours, 59 minutes, 59 seconds. Device comes with easel stand and magnet. Timer/Stopwatch is provided with an individually serial numbered…

3 channels, plus memory Resolution is 1 second Accuracy is 0.01% Timing capacity: 99 hours, 59 minutes, 59 seconds to 1 second Clock is provided with an individually serial numbered Traceable® certificate from an ISO 17025 calibration laboratory accredited by A2LA. It indicates…

2 channels, plus memory Timing capacity: 23 hours, 59 minutes, 59 seconds Resolution is 1 second Accuracy is 0.01% Clock is provided with an individually serial numbered Traceable® certificate from an ISO 17025 calibration laboratory accredited by A2LA. It indicates…

Ideal for multiple and simultaneous processes Two 1/100th second displays Counts up or down to 10 hours Available with NIST Traceable® certificate of compliance In stopwatch mode the current lap time is shown in the upper display, cumulative total in lower one. Memory stores last 8 lap times…

Triple display Adjustable volume Adjustable alarm duration Memory recall NIST traceable certificate User-friendly timer displays three different times simultaneously, counts down and alarms. Three different tests may be run at the same time using three line display. Channels can be started…

Traceable Automatic memory reset Integrated magnet and clip Thomas timer counts down from 9999 minutes in one-minute increments. It has a countdown resolution of 1 second for times below 99 minutes.  Users can select an audible alarm or a bright flashing LED visual alarm with the…

Numbered keys for easy countdown timer setting Vivid LCD digits readable from 8 feet NIST Traceable® Certificate supplied Accurate to 0.01% The alarm timer stopwatch counts down with an alarm and counts up with a time-out feature. It can be programmed to count down from 99 minutes, 99 seconds…

Large digits provide ease in reading Water-resistant NIST Traceable® Certificate supplied Accuracy of 0.001% Jumbo digit stopwatch times to 24 hours. It features single action, time-out, cumulative split and continuous timing. Timing resolution is 1/100 of a second for the first 30 minutes. It…

Large 3/4” display 24-hour capability Adjustable volume alarm Bright red, flashing light; can be used w/o sound to signal end of cycle Unique start/stop button for easy access Unit counts down in second increments. Loud alarm and flashing light command…

NIST Traceable® Certificate supplied 3/8” LCD digits for easy viewing Accurate to 0.01% Times two tests at once Two-Memory Timer delivers on-the-dot timing operations, whether counting up or down from 23 hours, 59 minutes, 59 seconds. Timer can be used as a time-of-day…

Easy-to-learn operation NIST Traceable® Certificate supplied Quartz-crystal accuracy to 0.01% Ideal QC (quality control) countdown and alarm timer combines easy, three-button operation with giant-size digits. Times may be set up to 20 hours in any minute increment. At zero, a 1-minute alarm…