Size: 19CM*11CM*3.5CM
Send 11 specifications of hook heads (2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 8.0mm) to buy one for 11 use, with two brightness adjustment, not afraid of brilliance too glaring , using USB interface to charge, no longer afraid of no electricity