Check the listing for details. Wildlife Research Magnum Scrape Dripper. Condition: New. Listed at 16.86 USD. Wildlife Research Magnum Scrape Dripper. [WR34821] Drips during the daytime hours and shuts down at night. A scrap- dripper hung over a natural or mock scrape is the surest way to really heat it up and get that buck to hang around.It has no valves or moving parts to cause problems. Absolutely trouble-free in cold weather and operates from 2-3 weeks on 4 oz. of scent. It is the change in temperature from night to day that operates it.Mfg Number: 381 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.