Features: The Neck light is lightweight, adjustable and comfortable around your neck The 2 light head can be adjusted independently up to 120° for a wider Lighting Circuit protection prevents battery from over-charging or over-discharging
Rechargeable battery : Rechargeable high quality 3.7V 700mAh Li-ion
3 colors LED battery level indicator show the battery level Red Blinking: Low battery power warning Green Blinking: charging Green: Fully charged