This unique water resistant starting timer has huge 30 mm digits and a synchronize function in case you missed a signal. Beeps during the last minute every 10 seconds and during the last 10 seconds every second. Sound is on/off switchable.FeaturesFloatsAuto shut-offQuick set/resetReplaceable AAA batteryRigid casing with 3 m velcro fixingSpecificationsBattery type: AAAWater resistant: IP67Dimension: 90 mm x 76 mm x 23 mmTechnical FileInstruction Manual .input-wrapper a { text-decoration: none; / Removes underline / background-color: transparent; / Ensures no background color / } .input-wrapper a:hover { text-decoration: underline; / Adds underline on hover / background-color: transparent !important; / Removes grey highlight / }