supply of materialmaterial,led batten 18 w, 1150 mm, lamp efficiency -110 lumen/watt, aluminum housing material, polycarbonate diffuser material, smd led chip, operating voltage range-140-270, ip-20, lm79 & lm 80 repo rt, warranty for free replacement-03 years [ warranty period: 30 months after the date of delivery ] ] , electric water heater, 6 litre, 5 star, material of inner container- vitreous enamelled inner tan k confirming to is: 13273, material of outer container ? crca, pressure rating ? 60 n/sq. cm, vertical wall mounting, minimum 2 meter flexible cable with 3 pin plug of 16 amps, isi marked, is: 2082(latest) make:- crompton greaves, bajaj, havells, hindware, canadey, recold or similar. warranty- 1 year [ warranty peri od: 12 months after the date of delivery ] ] => limited