BlenderBottle 4-Pack Gostak Starter Jar, Black

"This colorblocked, yet neutral design features an external, adjustable tie and removable inner band. CottonBrim, about 4¼""Removable inner bandCotton linedHand washImported "

3-in-1 detector: Detects Unsafe Levles of Carbon Monoxide, Natural Gas (Methane) and Propane

Computerized calibration eliminates false alarms. Lock tab feature makes the detector tamper proof

Two independent 85dB alarm sounds: One for Carbon Monoxide and one for Methane / Liquid Propane

Samples air every 2-1/2 minutes. Built-in self-diagnostics assures the unit is operating properly.

Comes with a 5 year warranty & plugs into stand ...

Duct Diameter: 3

4-port USB switch to shareUSB device with up to 4 computers

Works with virtually all USB 2.0 and USB 1.1 devices

LEDs show status of power and port selection

Bus-powered design eliminates need for power supply

Lifetime warranty