Optic Technology with Precision optical system consisting of 4 multi-coated lenses
2x Powerfull Battery with 4 hours working time.
Combine with Loupes work in combination with FD-500 series binocular loupes
Blub Power:LED 3W
Color temperature:4500±500K
Illumination:>16000Lux
CRI:80
Bulb life:50000h
DC charging time:5h
Load weight:270g
Net.weight.:430g
Battery parameters
Specifications:18650
Battery capacity:2200mA/
Nominal voltage:3.7V
Limited charge voltage:4.2V