The ST187f LED tracklight has been designed to replace traditional CFL tracklight luminaires. The light is Low power consumption and up to 70% energy saving compared to standard CFL. It is a environment friendly product which is without mercury or any other hazardous substances. Power factor is 0.9. The luminaire's ambient temperature is between -20℃~40℃. Its long life span of up to 30000 hours, making it ideal for indoor office, hotel, museum ,restaurant, exhibition lighting applications.