DSTE 2x NB-5L Battery + DC22 Travel and Car Charger Adapter for Canon PowerShot S100 S110 SD880 SD890 SD900 SD950 SD970 SD990 SX220 IS SX230 HS Camera Battery Type: Li-ion DC 4.2V(max) DC 3.6V(mean) Battery Capacity : 5.5Wh/1500mAh Info Function for Life Indication A 12V Car Lighter Adapter Convenient for Journey Travel Charger Input: AC 100-240V 50/60Hz Output: 4.2V 0.6A Full coded version, show battery level in camera screen. No memory effect, can be charged or dischargered at anytime. Perform as good or better than the top branded batteries on the market. Fold-out AC prongs, compact and portable design, easy to carry. Comes with a 12V Car Lighter Adapter, enables you to charge easily when outside. Built with smart technology that protects against short circuiting, over-charging andover-heating.