Rain Bird XFCV 09 18 500 XFCV Dripline with Heavy Duty Check Valve, 0.9 GPH, 18" Spacing, 500' Roll WHAVQ4 1xDPST or Pulse Enclosure Type 1xDPST or Pulse Enclosure Type Outdoor type 3R metal Minimum ON OFF Times 1 min Operation Features Holiday Electronic Series ET2000 Series Maximum ON OFF Times Indefinite Maximum Power Consumption (W) 5 W Minimum Pulse Time 2 sec ON OFF Operations 96 Warranty Period 2 Year limited Wiring Option Terminals Application Compatibilities LED Backup Protection Time 100 Hour Backup Restoration Time 30 Minutes Category Electronic Controls Web Daylight Savings Adjustment Automatic Electronic Ballast Load Ratings NO Ranges 10 A SMRT Logic® compatible These come in an assortment of coil sizes Rain Bird Easy Fit Compression Fittings