Simply daisy chain the fans together with the slide-in interlocking system to pass the signals through the pin-to-pad contact. Users can choose to go with a single fan or link up to 4 fans in a group, and operate each group with just 2 cables. Compared to UNI FAN SL120, AL120 has better performance in air flow(64.5 CFM), noise levels(17 ~ 28.3 dB) and static pressure(2.62 mmH2O). The ARGB LEDs are located at the inner fan blade and the four corner edges of the fan frame. Users can set both the fan blade lighting effects and the fan frame inner edge lighting effects separately, or go with the built-in combined lighting effects. Perfectly control and preview the lighting effect of the AL series with L-Connect 2 interface. Users can set the fan speed of each group of UNI FANs manually or set it at PWM to let the motherboard control the speed. Designed for AL120, users can choose to set their personalized lighting effect through L-Connect 2. Thousands of combinations can be accomplished. The exclusive controller (UNI HUB) for the AL series that can connect up to 16 fans is included in the 3 pack.