This is Replacement third party battery,it is not original/genuine battery. it perfect compatible original battery .it easy to carry for traveling.it is Intelligent, when finished the charge, will stop automatic. BTBAI BP-DC12 Battery+Charger AC/DC Single for bp-dc12e bp-dc12u bpdc12 bpdc12e bpdc12u q cl typ114 typ116 typ 114 116 v-lux v-lux4 blc12 Digital Camera.