"The Maglite SP2210H Mini 2-Cell AA LED Flashlight with Holster (Silver) combines the classic Maglite design with LED bulb technology for handy and powerful illumination when you need it. Along with a high brightness of 65 lumens, the SP2209H offers a simple twist-top mechanism to adjust the beam from spot to flood. An intelligent battery management system ensures efficient battery use while a low power mode of 25% conserves battery consumption during extended illumination. There's also a blink mode and an SOS mode for emergency and signaling purposes.This compact flashlight is manufactured with a rugged, machined aluminum casing, which along with an anodized corrosion resistant finish ensures high durability at home and in the field. Power is supplied by 2 AA alkaline batteries which last up to 18 hours in high mode and up to 31 hours in low mode.|4 Selectable Modes: High Power, Low Power (25%), Blink Mode - Blinks approximately once a sec, SOS|""Spot-to-Flood"" adjustable LED beam|Anodized for corrosion resistance and durability|Rugged, machined aluminum case|Compact design|Intelligent Energy Source Management - continuously monitors the balance between high brightness and efficient power usage allowing for prolonged battery life|Powered by two (2) AA alkaline batteries"