- Brighter, larger lit area. Smart Light Technology (SLT) - 3 light programs to choose from - 5 light options (High Power, Low Power, Boost, Dim, Signal) Advanced Focus System - Seamless transition from broad floodlight to sharply focused long-distance beam Low Battery Message System -Light will blink 3 times every 15 seconds to indicate low battery. Multi-function Dynamic ??wheel?? switch at back - Press to select the SLT options - Controls the Dim function: light intensity of Low Power, High Power and Boost functions can be adjusted (to as low as 5 lumens) by simply turning the wheel switch - Controls the flashing rate of Signal function (from Blink to strobe). Transport Lock - Prevents the light from being switched on by accident and draining battery. Upgraded tilt mechanism - Improved durability for 90? directional lighting feature Redesigned flexible cabling - Areas exposed to strain are now a lot tougher and more flexible Ergonomic Comfort Design - Adjusts itself perfectly to the different shape of each head via a contoured battery pack and contoured light housing section. The light housing is additionally lined with skin friendly Pu-Foam - Adjustable ??twin-forked?? headband design further aids comfort