Lighting system Ulanzi LT028 is an ideal tool for professional photo and video shooting. It weighs only 460 grams (without softbox). This device can provide professional color reproduction and a wide range of two-color temperature, all this at 40 W of power. Autonomy The device offers two power options: using the AC adapter or the built-in battery. Thanks to the 3400 mAh power reserve, it can provide continuous operation for up to 5 hours at minimum brightness. Works even while charging. Mini Bowens The Mini Bowens Bracket allows you to use a variety of different light shape attachments to get exactly the results you want. 8 lighting effects to express your creativity: Creative scenic lighting effects enhance the aesthetics of your photos. (Warning: The Mini Bowens mount is not compatible with Bowens attachments). cooling down The Ulanzi LT028 is equipped with ventilation holes on all four sides and also has a built-in fan to prevent overheating, which means you can work as long as possible without worrying about the safety of your equipment. Compilation Lighting block reflector Silicone diffuser Power supply unit 19V 3.42A