Brightness ranges from about 25 lumens up to 1,200 lumens. Other commonly documented outputs include 60, 80, and 250 lumens, with many intermediate levels depending on the model.
Common battery types include D (alkaline and zinc‑carbon), AA (alkaline), AAA (zinc‑carbon), and various lithium‑ion cells. Some models also list solar power paired with an internal lithium battery.
Documented runtimes vary widely — from about 2.5 hours up to 150 hours. Many models list runtimes of several hours to around 100 hours; actual runtime depends on the brightness mode and usage.
Some lights are rechargeable and include USB ports or USB in/out functionality for charging devices. Others are solar‑rechargeable and may feature a USB‑C port. Several listings explicitly note that charging cables are included.
Many lights are water‑resistant and impact‑resistant. Some specify IPX4 splash protection and impact resistance up to 1 meter.
Sizes range from compact pocket flashlights around 3.75 inches tall up to lanterns about 10 inches tall. Weights span roughly from 1 ounce to about 1.5 pounds, covering ultra‑light to handheld lantern options.
Some items explicitly include batteries in the package, while others require batteries that are not included. Inclusion varies by product and packaging.
Common materials include plastic and metal bodies, with ABS plastic frequently used. Higher‑end metal flashlights sometimes use aircraft‑grade aluminum.