supply of led pit lightled pit light,supply & testing of led pit light-22 watt , 48 v of standard size along with led light confirmi ng with ip 65 for pit light with all accessories including water proof ms box of suitable size fixing inside the pit wall for erection of pit light fitting . (model-ir-gold-b1 of goldwyn make or similar) technical specificatio n as follows led rating- 22 watt, input voltage- 40 v-72 v ac, ingress protection- ip 67 or above, luminair e system efficasy(lumens/watt)- >=80, driver efficiency(in %age)- >=85, working life for led(minimum 50 ,000 burning hour as per lm-80 report)- yes, type of led- smd , colour temp- 6000k, colour rendering inde x- >/=70, protection- short circuit open circuit over & under voltage , construction of housing- pressure die- cast alluminium, lamp cover- uv tablized poly- carbonate/ toughened glass, secondary optics- prizmatic di ffuser, led life- >/=50000 burning hours. [ warranty period: 36 months after the date of delivery ] ]