supply of led bulkhead capacity 20 watt, operating voltage range (in volts) 100 to 30led bulkhead capacity 20 watt, operating voltage range (in volts) 100 to 30,led bulkhead capacity 20 watt, operating voltage range (in volts) 100 to 300, & rated voltage (in volts) 220 to 240, power factor > / = 0.9, c olor temperature (k) : 6000+/-500, over all efficiency: 100 lumen per watt, beam angle 120 degree as per is: 10322 part -5 sec-1, white color, protection ip- 65 & above, wall mounted ( oval shape) (size: h 80 mm x w 40 mm) with minimum one year on site replacement warranty, make: philips, pulse, panasonic, bajaj only. [ warranty period: 12 months after the date of delivery ] ]