ERM Smoke Detector/Alarm (110VAC,NEMA 5- (0 review) ERM Smoke Detector/Alarm (110 VAC, NEMA 5-15 Plug; DC9V Battery) $ 180.00 $ 180.00 (Tax excluded) Add to cart Contact Us Add to wishlist Terms and Conditions 30-day money-back guarantee Shipping: 2-3 Business Days