Power-2000 ACD-243 Lithium-Ion Battery - Replacement for Canon NB ... Power 2000 ACD243 Canon Camera Batteries ... The high-capacity Power-2000 ACD- 243 rechargeable lithium-ion battery is a replacement for the Canon NB-4L ... https://www.eastcoastphoto.com/nav/itempage.asp?itemid=6085&catid=333&hid=