SecurityIng Zoomable 600 Lumens XM-L T6 Bright LED Flashlight 5 Modes Focus Adjustable LED Lighting Lamp Flashlight Torch for Climbing, Camping, Hiking and Other Activities (18650 Battery Not Included) 600 Lumens Focus Adjustable Cree XM-L T6 LED Bulb Zoomable Lamp Flashlight. Capable of standing up securely on a flat surface to serve as candle. Support zoom in zoom out function with adjustable focus. Power Source: 1 x 3.7V 18650 Battery or 3 x AAA batteries. (Not Included). Super brightness, best suitable for camping, travel, outdoor activities, etc..