Applications : (1) portable electronic devices (2) bluetooth headset, (3) digital camera, (4) mp3 player, mp4 player, (5)cellular phone, digital phone, mobile phone, (6) pda, (7) dmb, (8) dvd, portable dvd (9) md, (10) digital camcorder, digital camera (11) mining lamp, (12) notebook computer, portable computer, lap-top computer (13) frs, (14) e-book (15) flashlight. Capacity: from 30mah to 8000mah; Thickness: from 2.0mm to 9.0 mm Width: 11mm to 85 mm Length: from 11mm to 156 mm Large format polymer li-ion batteries: Capacity: from 3ah to 200ah. The battery packs can be packed according to your requirements.