The CO400B is a battery operated carbon monoxide alarm designed for portability. No installation is required and can be mounted or placed almost anywhere.

• Battery Powered Works even during Power Outages
• Integrated Test/Silence Button

• Detector Type: Carbon Monoxide
• Sensor Type: Electrochemical
• Power Source: Battery Powered
• Temperature Range: 40°F to 100°F
• Humidity Range: 10% to 90% Relative Humidity
• Certifications: UL listed

Westside Wholesale is proud to offer "SAME DAY SHIPPING" on the above item if ordered before 4:00pm PST, Mon-Fri.

If the blue "QuickShip" icon does not appear above, it means that the product is most likely "on backorder" and will ship once it gets back in stock. (For large orders that require Freight or LTL Delivery, orders must be placed before 2:00pm PST).

"Same Day Shipping" means that the qualifying order will leave our warehouse the Same Business Day!

The estimated time of arrival for an order depends on the shipping method selected during checkout.

If Ground shipping is selected on an order that applies for "Same Day Shipping", the order will ship out the same afternoon & will take anywhere from 2-5 business days, depending where the items are being shipped. Click Here for Details

Orders that are over $149 and applicable for "Same Day Shipping", will leave our warehouse the Same Day with Free Ground Shipping!

If an order is in stock and qualifies for same day shipping, but is placed after 4pm PST, during the weekend, or on a recognized holiday, it will be shipped the following business day. If an item(s) in an order is not in stock or the quantity ordered is not available, the entire or part of the order may be held until the item returns back in stock, then the order will be shipped immediately.

5 years through the manufacturer.