EOTECH INFRARED THERMAL MK2 CLIP-ON IR MED RANGE FEATURES: L x W x H 6.8" × 3.2" × 4.7" (172 × 82 × 118mm) Weight 35.2 oz / 2.2 lbs (998g) Power Source 3 AA batteries — Supports lithium, alkaline or rechargeable Battery Life Lithium: >8 hours Field-of-View 11.6° Magnification 1X (2X and 4X digital zoom) System Focus Distance 10m to infinity Water Resistant 2m Pixels 1280 x 1024 Pixel Pitch 12 µm Micro Display Color Black/White/Color