350mA PowerPuck Driving One-Six Luxeon I's 1-6 Luxeon I Star LEDs bundled end-to-end $23.98 700mA PowerPuck Driving Four-Twelve Luxeon I's 4-12 Luxeon I Star LEDs bundled end-to-end in 2 parallel strings $43.99 700mA PowerPuck Driving One-Three Luxeon V's 1-3 Luxeon V Star LEDs bundled end-to-end $45.99