No Standalone lithium batteries are sold with the product Adjustable Focus&90°Rotation: Zoom in as a floodlight, zoom out as a spotlight. The lightening angle can be a quarter turn ,enabling to light up the area whichever you want. Flexible headlamp with Zoom & 90°Rotation can bring you more convenience. 3 Mode: High/Low/Strobe.2 brightness level, High, Low. Strobe for sending signal or SOS. 6-7 hours in low mode, 5 hours in high mode, 4 hours in strobe mode. Caring Design: Adjustable system headband for comfort; Warning taillight for safety; Lightweight unit for unweried long time use. Waterproof body Versatile Applications: It can use as headlamp ,Waist lamps or Desk lamps. Ideal for night work and outdoor activities. Such as traveling, hiking hunting, cycling, climbing, camping. Ultra-bright 3000 Lumen 3 Mode with AAA Batteries Waterproof led Headlamp Hands-Free Light (2 Pack) Super Bright LED, max output up to 3000 lumen, powered by :3*AAA (6*AAA Batteries Included) HEADLIGHT