The Led Lenser ML4 is an Impressive EDC Keyring Lantern with a Maximum 300 Lumen Output and a Range of Uses.

The ultra-compact outdoor light by Ledlenser with state of the art lens technology for glare-free light and high energy efficiency. Dual Power technology offers extended usage time thanks to AA batteries to back up the included rechargeable battery. This battery can be charged via magnetic charge system, which makes it particularly easy to attach the charging cable. Moreover the latern has a Carabiner snap hook for flexible usage and fastening.

Essential Details:
300 Lumens
45 Hours

Light Functions - These settings are a pure, bright delight:
Power - high light output for every situation
Low Power - economical light for long battery life, glare-free reading and working
Mid Power - medium light output for every situation
Boost - short-duration maximum power for more brightness
Blink - automatic emission of light impulses at regular intervals

Special functions - That special something about this Ledlenser:
Transportation Lock - prevents the light from being turned on inadvertently
Red Light - Red LED

IP-Class - Safety features of this Ledlenser:
IPX6 - Protection against water projected in powerful jets
IP6X - Sealed against dust

Energy Management - Full control over your power status:
Low Battery Warning - it warns you when the battery is low
Charge Indicator - it shows the current charge status of the battery
Battery Indicator - it shows the current level of the battery

Rechargeable:
By using rechargeable batteries, you're not just protecting your wallet, but also the environment. Regular batteries, after all, require up to 500 times more electricity to produce than they can release themselves. Combined with the energy consumption for transport and storage, the CO2 emissions are huge.

LED Configuration: 9 x Power LED
Luminosity: MAX 300 lm - MIN 5 lm
Battery Duration1: MAX 45 h - MIN 2.5 h
Battery: 1 x 14500 3.7V
Battery Capacity: 2.77 Wh
Water Resistance: IPX6
dust resistance: IP6X
Rechargeable: Yes
Length (defocused): 97 mm
Head Diameter: 31 mm
Weight: 139 g