Power (P)= Voltage(E) X current (I)
P=E X I
Voltage (E) = Current (I) X resistance (R)
E=I X R
12volts
How many amp Fuse ?
Traditional Dome uses how many watts?
How many watts per foot?
How many leds are being used total?
Also see
www.tmart.com for home/auto LEDS.