supply of led batten tube light , led batten tube light of 18-20 watt 1150 feet long with polycarbonate base, ip 2 0 protection (minimum), color temperature : 6000 +/- 500k, pf>/=0.9, system overall efficienc y= 100 lumen/watt (min) suitable to work at 240 v, single phase ac supply. warranty: 5 years. make : philips, bajaj, crompton greaves, havells, panasonic, wipro, jaquar, surya, eveready, l uker, ge (general electric), samsung, c&s, hpl & polycab. supplier who is oem/authorised dea ler and has service centres in kerala (palakkad/shoranur, kozhikkode, kannur) pollachi are a & mangalore area has to quote with oem/authorised dealership certificate & address and phone number of service centre/service engineers along with the offer. [ warranty period: 60 months after the date of delivery ] ]