Your Shopping Cart Continue shopping “Fireboy-Xintex CO Alarm Internal Battery w/Interconnect – White” has been added to your cart. An item in your cart is discounted for members. {Welcome back} to claim it! Item Your Options Quantity Price Signaling Kit Signaling Kit quantity $43.49 × Fireboy-Xintex CO Alarm Internal Battery w/Interconnect - White Fireboy-Xintex CO Alarm Internal Battery w/Interconnect - White quantity $230.00 × Coupon: Apply coupon Update cart Continue Shopping Cart totals Subtotal $273.49 Sales Tax $16.41 Total $289.90 Proceed to checkout