Ever start to take a picture, only to discover that your camera battery has lost its charge? This powerful battery is designed to let you snap photo after photo with your Sony Cyber-shot® digital camera or Webbie HD™ camcorder. And since the NP-BK1 weighs less than an ounce, it's easy to keep a spare one on hand.

Product Highlights:

  • compatible with select Sony Cyber-shot® digital cameras and Webbie HD™ camcorders
  • rated at 3.6V, 3.4Wh/970mAh
  • 1-3/8"W x 9/32"H x 1-5/8"D
  • weight: 0.7 oz.
  • warranty: 1 year
  • Our 60-day money-back guarantee

Sony NP-BK1 Reviews

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Sony NP-BK1

Written By Anonymous, East Bay, California on Tuesday, May 15, 2012

Crutchfield Customer Review (What's this?)

A trouble free purchase.

Hands-on research

What's in the box?

Download owner's manual

  • Sony InfoLithium type-K battery pack (3.6V/970mAh)
  • Clear plastic case
  • Limited Warranty information

Product Research


Overview: The Sony NP-BK1 Lithium-ion rechargeable battery is designed to work with select models of Sony Cyber-shot S-series and W-series digital cameras.

Battery Life: When the NP-BK1 is fully charged, the estimated battery life per charge is approximately 140 minutes or up to 280 shots. This is only an approximation and will vary based on actual power consumption of the component being used, manner of usage and temperature.


  • Maximum Output Voltage: DC 3.6 V
  • Capacity: 970 mAh (3.4 Wh)
  • Mass: Approximately 0.7 oz.

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