Metz mecalight LED-72 smart Mode D'emploi page 24

Specifications
Power LED 51
Light intensity
Illumination duration
Charging time via PC (charging current 200 mA) about 2h 45 min
Colour temperature
Weight (without batteries)
k
Light angle 65°
(full power)
72 lux
(full power)
1h
5600K
30 gr
(reduced power)
16 lux
(reduced power)
4 h
USB-Input 5V