Securitylng "keychain" light

LED Flashlights – General Info Other Battery Type Flashlights
1

Ok, I like the looks of this thing but info is quite limited. Wont tell about the modes etc. XM-L U2 emitter and a decent price IMO. Anyone have any info on this thingy?

http://www.aliexpress.com/item/Super-Latest-Product-Mini-1000-Lumens-Securitylng-CREE-XML-U2-Convenient-Highlighting-Flashlight/1066158773.html