These drivers are suitable for the Ultra Thin Surface LED. "For 6 LED"- Suitable for up to 6 LEDs. Better Quality and more stable light source. Built-in voltage stabilization circuit design. Wire Length: 1.35meter 72W Hardwired Value LED Driver is a high efficient, a power supply for LED bars, LED fixtures, and LED puck lights. "72W Driver", connects up to 20 units of 3W LED puck light or 5meters of 12V LED Strips 130W Driver, connects up to 40 units of 3W LED puck light or 10meters of 12V LED Strips ★SAFE & SECURE: The LED is designed to operate at LOW Voltage (12v), which makes the led closet lights touchable while working, safe for children and there is no risk of electric shock. ★1 Year Warranty