Designers Edge L81 Pro Series Universal Metal Shop Light with Safety Grill and Two Medium-Base Porcelain Sockets, On/Off Switch Can use two 65-Watt CFL, halogen, or incandescent bulbs up to 100-Watt in the medium base porcelain sockets ( lamps not included) Two 100-Watt rated porcelain sockets with pullchain actuated on/off switch Complete with hanging chains, 5-Foot grounded power cord, and one outlet on the end Hang ten shoplights in series on a 15-Amp circuit Safety wire grill doesn't produce a shadow, limited 2-year warranty, CSA listed US and Canada