Brightness: 230 Lumens

Run Time: 5~30 Hours

Powersource: 3.7V 1800mAh Li-poly Battery

Brightness: 580 Lumens

Run Time: 2.5~18 Hours

Powersource: Hybrid (3.7V Li-poly Battery or 1.5V Alkaline AAA)

Brightness: 650 Lumens (Boost)

Run Time: 6.5~26 Hours

Powersource: 3.7V 2600mAh Li-ion Battery

Brightness: 360 Lumens

Run Time: 6.5~74 Hours

Powersource: Hybrid (3.8V Li-poly Battery or 1.5V Alkaline AA)

Brightness: 500 Lumens (Boost)

Run Time: 10~30 Hours

Powersource: 3.7V 2600mAh Li-ion Battery