Help me find a Driver for my 850NM IR led

Hello Everyone
I have a Q5 Led Torch, I want to Replace its LED to an IR Led

This is the LED I want to use (5w 850nm 1.4-1.7v 1400ma)
http://s.aliexpress.com/uI3UB3i2

What Driver should I use for it
Can I use 4x AMC7135 ?
like this driver maybe?

http://s.aliexpress.com/ZZNnmAzE
what about the Voltage?
Please help me find the Right Driver

Thank you :slight_smile: