Equivalent to an old 25W Incandescent Golf Ball Light, offering similar brightness using around 10th of the power. This B22 LED Light uses 86% less energy than the original old bulb and lasts 30 times longer. Also, unlike standard energy savers, this LED doesn’t contain mercury and switches on instantly. Thanks to the High Quality, High Brightness LED Chip this B22 LED is one of the best alternatives to the old 25W B22 Golf Ball Light. Non dimmable.