4 LED Portable Neck Reading Book Lights USB Rechargeable 3 Colors Night Lamp For Sewing Knitting Camping Repairing Light

【Product Parameter】

Light Source Type: 4 LED
Shell Color: Black / White
Shade Material: ‎Plastic+ABS
Battery: 750mAh
Charging time: 2 hours
Charging method: USB charging.
Use time: 4-50 hours
Brightness gear: 35%/70%/100%
Lighting color: 3000K warm light, 4500K warm white light, and 6000K white light

【Function】

Short press to adjust the brightness of the light, long press to change the color of the light.