Hitech - Smart Battery Charger for Canon PowerShot SD450 Digital Camera Hitech H-DC-SQS434 smart charger for Canon PowerShot SD450 digital camera battery. Compatible with Canon NB-4L battery Supports universal voltage 110V-240V. Comes with a AC adaptor & a car cigarrete lighter DC charger Portable, solid built and light weight Item described above available at Hitech merchant