Product specifications:

6-inch. 12V bare metal suit (without battery) 7-piece set

6-inch. 12V-basic suit (1 charge and 1 charge) 3 batteries

6-inch. 12V-basic suit (2 electricity and 1 charge) 3 batteries

6-inch. 21v bare metal suit (without battery) 7-piece set

6-inch. 21v-basic suit 1 electric charge-13-piece set (battery life for 1 hour) 5 batteries

6-inch. 21v-basic suit 2 electricity 1 charge-15 sets (battery life 2 hours) 5 batteries

6-inch. 21v-luxury suit 1 electric charge-14-piece set (battery life 2 hours) 10 batteries