Long-Lasting Battery Magnetic Bed Curtain Lamp for Dormitory Student Reading Desk Lamp Touch Adjustment LED Light Source

2000 mah including supporting bracket 5 62 hours available when fully charged 2000 mah 5 62 hours available when fully charged 4000 mah including supporting bracket 10 125 hours of use when fully charged 4000 mah 10 125 hours available when fully charged 6000 mah 15 187 hours available when fully charged 6000 mah including supporting bracket 15 187 hours when fully charged 8000 mah including supporting bracket 20 250 hours of use when fully charged 8000 mah 20 250 hours available when fully charged