Sper Scientific, Ltd. 24H Count Up/Down Timer with Clock, Audible & Visual Alarm
The Sper Scientific 810001 is a versatile 24-hour count up/down timer featuring a built-in clock, audible and visual alarms, and a large, easy-to-read display. Designed for laboratory, industrial, and educational applications, this timer allows users to set countdowns or count up to 24 hours in one-second increments. The device includes a memory function for repetitive timing, a stop/start button, and a time-out feature. Its audible alarm sounds for 1 minute and can be silenced manually, while a flashing LED provides a visual alert. The timer is compact, portable, and can be mounted using its magnet, stand, or clip. Powered by a single AAA battery (included), it is ideal for precise timing tasks.