Epilator series braun silk epil 7 braun silk epil xpressive shaving system tweezer principle colour white area of use body attachments efficiency pro cap underarm bikini line attachment included in delivery travel pouch cleaning brush power supply rechargeable operating time 40 min charging time 1 h speed level 2 number of tweezers 40 manufacturer specific features braun softlift tips braun close grip technology braun smartlight