Easy to install, touch sensitive.
Built-in lithium battery USB charging, simple and convenient.
Product size: diameter 10cm*1.2CM
Attribute: USB can be charged
Weight: about 100g
Battery capacity: 320 mAh
LED light source, polymer explosion-proof lithium battery, touch hidden switch, stepless dimming, USB switching, three-tone light
1* reading light
1* magnetic sheet
1* double-sided tape
1* adhesion promoter
1* data line