ELECTRONIC TRANSFORMER(WITH EC STANDARD) Material: PC; Colour: WH, BK; Features: Short-circuit/overload protection with automatic reatart or power on restart. High power factor reaches up to 0.99. Protection against overheating. Protection against electronic shock with automatic restart or power on restart. ELECTRONIC TRANSFORMER(WITHOUT EC STANDARD) Material: Iron/Aluminium/Polycarbonate Colour: WH, BK Input: AC220V-240V / AC110V-130V, 50/60Hz Output: AC11.5V Rated wattage: 10W-150W