Archive for the cateroy Sper Scientific

  
Sep
10

Cheap Large Display LED Wall Clock by Sper Scientific

Large Display LED Wall Clock by Sper Scientific Detail The 2 1/2″H x 1-1/4″W bright red LED digits are easily seen from across the room in darkness as well as in light. This wall clock has a selectable 12-hour or 24-hour display format and has PM and alarm indicators. Both the clock and alarm time [...]

by Plaza Buyer on September 10th, 2011 in Sper ScientificComments Off
Aug
21

Cheap 5 in 1 Timer – Sper Scientific (Model 810015)

5 in 1 Timer – Sper Scientific (Model 810015) Detail 4 independent channels each of which counts up or down for any interval from 1 second to 100 hours. Extra large display indicates channels in use. Each one has a distinctive 1 minute alarm. Automatically begins to count up to indicate time elapsed after count [...]

by Plaza Buyer on August 21st, 2011 in Sper ScientificComments Off