4W 4-LED Power Drivers for MR16 Lamp Light (12V / 5-Pack)
Input voltage: AC/DC 12V - Output voltage: DC 12~18V - Output current: 300~320mA - Output power: 4W - Efficiency: at least 80% - Can drive 1~4 pcs 1W LED lights - Can be placed in MR16 lamp holder - Package includes 5 drivers