The A3 EOS is a bright little light, perfect for pocket carry or anywhere else where size and weight matter, but you still want a lot of light. The EOS comes in two different versions, standard with one brightness, and upgrade with three brightnesses.

Specifications:

• Cree 7090-XP-E Q5, life span up to 50000 hours
• Operating voltage: 0.9V - 3.0V
• Uses 1 x AAA, 1 x Rechargeable NiMh AAA, or 1 x 10420 (due to the small body size, 10420 batteries are not recommended since they may cause the light to become hot very quickly).
• Dimensions: Length: 66.5 mm , Diameter: 14 mm
• Color: Black
• Weight:: 9 g without batteries and keychain
• Illumination:
• Standard Edition: Single output level – 80 lumens (55 minutes runtime)
• Upgrade Edition: Three output levels - Medium 18 lumens (4 hours) -> Low 1.5 lumens (50 hours) ->-High 80 lumens (55 minutes)
• Superior heat sink that disperses heat to protect LED and electrical components
• Orange peel reflector for flawless beam.
• Mil-spec: MIL-STD-810F