what makes a flashlight a effencent. ?

[raggie33]

and why isnt new flashlights way more efficient? like the zebra aa lights

 

[raggie33]

i mean one led flashlight vs another led flashlight

 

[staticx57]

What do you mean by efficient? Do you mean lumens per watt which would be a combination of an efficient driver matched with a emitter with a high lumen per watt? Or do you mean efficient at its job such as effectively lighting up a spot area or floody to get close in job done?

 

[raggie33]

yes lumens per watt ty