DSTE 2x NB-6L Battery + DC23 Travel and Car Charger Adapter for Canon SX170 SX500 S120 SD3500 SD4000 IS SX275 SX510 SX600 SX610 SX710 HS D10 D20 ELPH 500 HS Cameras as CB-2LY Battery Type: Li-ion DC 4.2V(max) DC 3.6V(mean) Battery Capacity : 6.3Wh/1700mAh 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.