It is an IC based HPF Driver with PF 0.95, and MCPCB has 130 to 140 Lumens per Watt. Housing is Aluminium coated so it will absorb heat and increase the life of bulb. And Input Voltage AC 80 to 440V. it has a stand-by up to AC 440V.

Wattage : 50 watts
Operating Voltage : AC80 to 440 volts,
Lumens  : 130 to 140 per watt
Lifetime of 20,000 hours and UV and IR free light Low energy consumption
Colour  : Cool Day Light,
Colour Temperature : 6500K

Pack of : 10

This pack contains : 10 LED Bulb Driver, 10 MCPCB, 10 B22 CAP, 10 LED Bulb Housing,