Police Security’s Twin Power flashlight – a groundbreaking, patented technology that redefines traditional Dual Power flashlights. Unlike dual power, which requires two separate battery cartridges, the Twin Power flashlight operates seamlessly with a single cartridge. The cartridge holds a built-in 10850 rechargeable battery for primary power and four AAA alkaline batteries for backup. with this innovative design, you’ll never face the dilemma of drained power. Simply toggle between alkaline and rechargeable battery sources with the touch of a button, ensuring uninterrupted illumination whenever you need it. Equipped with battery level indicators, this flashlight assures you’ll never be left in the dark.Use rechargeable or alkaline powerOne of our latest innovationsOne flashlight, multiple settings, vary by flashlightPersonal safety, security and emergenciesSlide from wide to narrow beamIt’s more than bright, it’s brilliantOver 100 m beam distanceMemory Switch defaults to high when off for 15 sGo green, go rechargeable