LED tube lamp 15.5x52.5mm With this LED lamp you can replace a B15d lamp without any problems. It is not just the brightness, but also the pleasant warm white light color that is convincing. In contrast to energy-saving lamps, this LED lamp does not contain any mercury, does not emit UV / IR radiation and has 100% of its luminosity immediately (no switch-on delay). This lamp is characterized by a warm color temperature, long service life and compact size and is therefore the ideal solution for places where space is limited and you still want to have enough light output., Note: not suitable for hourly operation in DC operation, max. lighting time: 10-12 h / day, input voltage: 90-265 V AC, DC compatibility: 90-269 VMercury content (mg): 0Ignition time / start time (s): 0.0Luminous flux maintenance: 0.7Power factor: 0.4SDCM: