This auction is for Constant Current Driver for 18pcs 3W High Power LED 12-18x 3W Driver Parameters: Part Number: (12-18) * 3W Input Voltage: AC85-265V 50/60Hz Output: 650MA DC40-73V Dimension: 106*28*37mm TC: 75C TA: 50C(MAX) High input power factor. Output open protection. Output short-circuit protection Attention!!! Tabs on two sides may be broken during transportation. If mind, please do not buy the driver. Package Included: 1 x LED Driver