4 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated

Combo smoke detector/carbon monoxide alarm detects two threats Electrochemical CO sensor alerts you to carbon monoxide danger Photoelectric sensor detects smoke while minimizing false alarms Battery-operated unit installs quickly and easily without an electrician,A single button tests the unit or silences the alarm. Low battery signal mute, quiets low battery signal for up to 8 hours ARRANTY AND SERVICE: Our products provide after-sales service.

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.