Designers Edge L81 Pro Series Combination Metal Shop Light with 2-Sockets, 200-Watt. Commonly used in kitchens, shops, garages, and basement areas. Electronic ballast works in lower temperatures, cold starts in minimum of -20 degrees below 0. Accepts medium based cfl, halogen, or incandescent bulbs. Wire grill protects bulbs from breakage, accidental contact, and also helps reduce any harsh shadows. Lights may be connected and hung in a series, for a total of up to 10 in a row on 15 amp circuit. Has two 100-watt rated porcelain sockets, may use 65-watt cfls with fixture. Quality workmanship, 2 year limited warranty. Csa listed in us and canada. TOLL FREE HOTLINE, 1-800-561-4321. If you have immediate questions about application, installation, troubleshooting, or a damaged component, please call CCI Consumer product hotline at 1-800-561-4321 or email questions to: consumer.service@colemancable.com. The Designers Edge (R) brand is a registered trademark of Coleman Cable Inc.