Price is for 1 self adapt power distribution board LightUp Easy® system 3V outputs support one head LED lights only Functions:Apply correct voltage and current to LED lights automatically, no need of resistors soldering;one board may support up to 29 lights, and easy expansion; one board come with one free expanding wire.provided 3 connection types for lights;wide input voltage ( 3V to 24V AC or DC ), no input current limit;output 3V DC or direct output ( 3V to 24V AC or DC ); output ...