VWR®, Digital Timer, Two Channels
Two simultaneous countdown activities for 99 hours, 59 minutes, 59 seconds.
- Green LED flashes while counting down
- Red LED flashes once zero has been reached
- Adjustable volume: High and low decibel or off for silent flashing LED operation
: Complies with ISO/IEC 17025, ANSI/NCSL Z540-1 and 9001, accredited by A2LA indicates traceability to standards provided by NIST.
: Supplied with batteries, magnetic back, clip stand and certificate of calibration.