Basic characteristics of battery: Cell assembling: Assemble. Pack: Low Temperature Formed, Frame, Labe, case, ultrasonic, case ultrasonic welding. Long cycle effect: used more than 500 cycles Application: DC, DV, MP4, MP3 etc. LXT DC, DV, MP4, MP3 Battery Pack are manufactured according to customer’ s requirement. You can obtain more product information by telephone inquiry.