supply of energy efficient 22w led pit light. , energy efficient 22w led pit light, details are as follows : main housing / heat sink material: aluminium pdc; front cover: pc; led: lm80 certified led; lumen maintenance: 50000 hours @ l70; contro l gear: electronic, cc driver; internal wiring: insulated cu wire; hardware: ss / ms zinc plated and passivat ed ; ingress protection: ip67 impact resistance: ik10; operating temperature: 50ᵒc and operating voltage: 48-72v ac. make- halonix, philips, bajaj, syska, crompton, havells, surya, goldwyn or similar as detailed in the attached annexure. [ warranty period: 30 months after the date of delivery ] ]