Lithium DL-17 Rechargeable Battery(700Mah)
- DL17 spare / replacement rechargeable lithium ion battery for Pentax Optio digital camera models.
- DL17 is also usable in place of Fujifilm NP120 used in Fienpix digital camera models.
- Among Pentax models employing DL17 battery are Optio 550, Optio 555.