Sonic welded case insures excellent water resistance. Large 5/8" display for good visibility. Counts to 24 hours with resolution of 1/100 second for the first 40 seconds and 1 second resolution thereafter. Has lap function. Also features an alarm clock and a calendar. Button cell battery included. Weight 2.4 oz. Dim: 2 7/8" x 3 1/4" x 3/4" Also available with NIST traceable certificate of compliance.
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We only sell & ship chemicals to businesses at commercially zoned locations verified by 3rd party sources. A business at a residence will not be able to buy or receive chemicals at that location. Such businesses will not be able to divert shipment in order to meet our policies. No exceptions.