Counts upto 24 hours in 1/100 second resolution for the first 30 minutes with 1 second resolution thereafter. Split interval function. Also has a 12 / 14 hour alarm clock, calendar and an hourly chime option. Weight 1.2 oz. Dim: 2 1/2" x 2" x 1/2"
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.