Warranty: Opteka (Ryda) Australia 24 Month Warranty.

Opteka Sony BN1 Replacement Battery

Opteka NP-BN1 1000mAh Ultra High Capacity Li-ion Battery Pack for Sony CyberShot Digital Cameras

The Opteka NP-BN1 rechargeable lithium-ion 1000mAh battery is a replacement for replacement for Sony NP-BN1.
 
It features lithium technology, which ensures maximum battery life and maximum power.
It also features no memory effect that lets you recharge partially drained batteries without reducing performance. 

• Ultra high power * True * 1000mAh
• Extended shots - Up to 25% more
• Memory free for maximum performance
• Lithium Ion 3.6 Volt
• Built-in safety fuse
• Top graded and matched cells used exclusively
• State-of-the-art-components

To suit models:
DSC-T99
DSC-TX5
DSC-TX7
DSC-TX9
DSC-W310
DSC-W320
DSC-W330
DSC-W350
DSC-W380
DSC-W390
DSC-WX5

Note: The Opteka range of products are officially distributed and supported by Ryda Dot Com in Australia.