The packaging does not list the updated information for the XM-L2 LED.  The additional orange and silver sticker on the front of the box that says “Upgrade for Free, CREE XM-L2 U2, 15% Brighter” ensures that you have received the XM-L2 model.

Featuring 850 LED lumen and 681 ANSI lumen output with CREE XM-L2 U2 LED, powered by 2 CR123 or 1 x 18650

Specifications

• Max Output (Cool White):850 lumens
• Runtime:Low-General-High/Turbo: 100+/10/1.2 hours
• Operations:3 levels output accessed by twisting head/bezel 3 hidden modes (strobe, beacon, SOS), to access double twist from medium
• LED:CREE XM-L LED, Featuring C2100 Light Engine w/ Turbo Boost
• Length:5.5 inch (14cm)
• Diameter:Head Diameter: 1.3 inch (3.3cm) / Body Diameter: 1.0 inch (2.54cm)
• Body Weight (exclude battery) :4.25 ounces (120grams)
• Battery:2 - CR123A lithium batteries or 1 - 18650 Li-ion (button-top cells only) Do Not Use RCR123 Batteries

Kit uncludes

• Yellow Filter, Red Filter, Blue Filter, Green Filter
• Remote Pressure switch w/ separate on/off switch, Aluminum Weapon Rail Mount for 1" Body