MX 11 PROFESIONAL PREMIUM. MX 11 PRO BUILD WITH INTEGRATED POWER STABILIZER THAT IMPROVES DRIVING VISIBILITY BRIGHTNESS UP TO 60%. DUAL POLARITY SYSTEM ON MX 11 PRO DELIVER A SOPTHISCATED BREAK-TROUGHT THAT MAKES IT ADAPTABLE TO ALL TYPES OF CAR ELECTRICAL SYSTEM. DRIVE SAFETY WITH BRIGHT amp; CLEAR VISIBILITY EVEN IN EXTREME WEATHER CONDITION. ECU SIZE: 90 X 50 MM. WEIGHT: 520 GRAM. BULB TYPE: HALOGEN / H4 POWER: 60/55W amp; 140/90W. MAX POWER: 600 WATT. VOLTAGE: 12 VOLT. MAX VOLTAGE: 14 VOLT. TEMPERATURE: -40C - (+105C).