From Armasight about Spear IDi 4X Night Vision Rifle Scope:

The Armasight Spear is a high-tech, tough, and durable night vision riflescope that delivers great performance at the lowest possible cost. Featuring a high-quality Gen 2+ image intensifier tube, an adjustable, illuminated reticle, easy to use internal windage and elevation adjustments, and simple controls, the Armasight Spear will allow you to see beyond the expected in nighttime conditions.
The Armasight Spear riflescope is equipped with an armored, rubber-coated housing made from aircraft aluminum. The Spear is fitted with a double-lever quick-release mount that allows for highly accurate rail positioning, ensuring user comfort. For improved accuracy and ergonomics, the Spear features precision top wheel focus. A high-powered, long-range IR illuminator is
included for long-range use. Water-resistant, robust, and lightweight, the Armasight Spear is the perfect night vision riflescope for hunters and tactical marksmen.

From Night Vision Guys about Armasight Spear IDi 4X Exportable Night Vision Riflescope:

Another new night vision line from Armasight for 2014, Armasight Spear night vision riflescopes are meant to fill the slot in Armasight rifle scope lineup devoted to fixed magnification gen 2 scopes in $1100-$1400 price range.   Forged from rubberized aircraft grade aluminum this scope is ideal for hunting in 70-150 yard range.  Included IR illuminator allows for accurate target acquisition in most challenging lighting conditions.  Armasight Spear scopes are waterproof so you can hunt in any weather without a worry other than placing that prize winning shot.  

This model NWWSPEAR042GII1 is an improved definition Gen 2 night vision scope with 4x magnification (the more capable of the two Spear models on the market).  Armasight Spear scopes allow for all the precise adjustments one expects from a high end sighting device. 

The bottom line is that if you are in the market for a mide range dedicated night time scope, Armasight Spear is a great option. 

All Armsight Spear night vision scopes ship with these included accessories:

• Instruction Manual with Warranty Card
• IR850 Detachable Long Range Infrared Illuminator
• Lens Cap
• Lens Tissue
• One Lithium Battery CR123A
• Packing Box
• Soft carrying Case

• 4X magnification
• Shock protected, all-glass IR transmission multicoated optics
• Rubberized body
• Illuminated reticle with brightness adjustment
• Detachable long-range infrared illuminator
• Water and fog resistant design
• Quick-release mount
• Mounts to standard Weaver rails
• Water and fog-resistant
• Limited two-year warranty