Pentax Optio WP Battery and Charger - Replacement for Pentax D-LI8 Digital Camera Batteries and Chargers (750mAh, 3.7V, Lithium-Ion) Replacement Pentax Optio WP Battery and Charger Replacement for Pentax D-LI8 Digital Camera Batteries Quantity: 1 Batteries, 1 Charger, Lifetime Warranty Capacity: 750mAh, Upstart Battery Brand On Sale for a Limited Time!