nLIGHT, Inc. announced the introduction of the element® e24i, a 400W fiber-coupled package small enough to fit in the palm of hand. This revolutionary power density makes the element e24i the optimal diode for high-power laser systems. The new nLIGHT element e24i delivers up to 400 W in a form factor small enough to hold in the palm of hand. The new nLIGHT element e24i delivers 400 W of power output in a package small enough to hold in the palm of hand.