Digital Count Down/Count Up Timer with Clock Certified:Yes Dip the brush into water

Dip the brush into water or into noncorrosive antiseptic solution and simply wipe both sides of the glasses

or 2 AA alkaline

Warranty: 12 months parts

Labels Across 3

ID-Tag-Red Red Tags  Comes in a bag of 100 or a bag of 1000

Digital Count Down/Count Up Timer with Clock Certified:Yes Dip the brush into waterDigital Count Down Count Up Timer with Clock, White grey Sper Scientific 810015 Digital Count Down Count Up Timer with Clock 5 Channel. 4 independent channels each of which counts up or down for any interval from 1 second to 100 hours, plus clock button. Count Up Channel: 4 Count Down Channel: 4 Range: 100 Hours Resolution: 1 Second Optional Certification option available