Three-line display permits simultaneous or individual countdown alarm timing, stopwatch, time-out, and time-of-day. 1.3cm display. Set from 1 second to 19 hours, 59 minutes, 59 seconds. Shows time elapsed since alarm. Magnetic back. NIST Traceable.
Reads [degree]C or F. Rotating 6.4mm LCD digital display. Stainless steel/plastic construction. Range: -50 to 280[degree]C. Accuracy: +-1.0[degree]C. Stem: 203Lx3.2diameter cm. 23.5cm overall. Resolution: 0.1[degree] from -20 to 200[degree]. NIST Traceable. With battery.
Refill TapWater Tour, Classroom investigation of how and why the characteristics of tap water can vary and affect everyday activities, Background information, test materials included for pH, chlorine, hardness, copper, iron, With Instructor, Student Manuals
Advantage* Automatic Digital BP Monitor, Measures systolic, diastolic pressure, and pulse, British Hypertension Society (BHS) AA rating ensures unrivaled accuracy, Irregular Heartbeat detector, 4 AA batteries included, Deluxe Storage case, 5 Year Warranty
Go Direct* Voltage Probe, combines a wide input voltage range and high precision, Specifications: Input voltage range: +/-15.0 V, Maximum voltage on any input: +/-15 V, Typical resolution: 0.5 mV, Power: Internal rechargeable battery, Wireless: Bluetooth, Wired: USB