NEEWER NW19 NW665 Battery Pack

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SKU: 66603246


All Neewer products carry a 2-Year Warranty and 45-day Return. Learn more at Warranty Policy.

Shipping Policy

Shipping from local warehouse based on your area, normally it takes 2~10 days for the delivery, Learn more at Shipping Policy.

Firmware & Manual

To download the product firmware or manual, please visit our Download Center.


Due to the impact of tariffs and logistics costs, prices vary by location.

WARNING:This product can expose you to chemicals including [Lead and Phthalates], which
is [are] known to the State of California to cause cancer. For more information go to


  • Only for NW665-C Flash- Only compatible with NEEWER NW665-C E-TTL II Speedlite Flash
  • 10.8V/2040mAh Li ion Battery- This high capacity Li ion polymer battery uses international high quality battery cells for extended run time
  • 650 Times Full Power Flash- One charge can give up to 650 times of full power flash uses, which can provide sufficient shooting time and improve your shooting experience
  • Safety & Reliable- Adopt high quality materials and advanced technology, the lithium ion battery features built in over charge, over discharge, over voltage, over current, and over heating protection
  • Easy to Carry- Lightweight at just 4.6oz/131.4g, with high energy density, high recycle life, and long lifespan, this replacement lithium battery is portable and convenient to carry with you


  • Model: NW19
  • Rated Voltage: 10.8V
  • Rated Capacity: 2040mAh
  • Output: 22Wh
  • Battery Cell Composition: Lithium Ion
  • Weight: 4.6oz/131.4g
  • Dimensions: 2.2" x 2.3" x 0.9"/56 x 58.4 x 23mm

Package Contents

  • 1 x Lithium Battery for NW665-C Speedlite Flash
  • 1 x User Manual

Why choose NEEWER?

👍Committed to Quality.

Quality is not just a slogan for us; NEEWER genuinely adheres to this principle. As a company that integrates research, design, production, and sales, all of our products undergo rigorous testing. Unlike other brands that offer a one-year warranty, we provide a two-year warranty. This confidence in our products stems from our unwavering commitment to quality.

🏆Amazon Best Seller

NEEWER products have become Best Sellers across multiple categories on Amazon, consistently achieving ratings of 4.8 and above. With a history spanning 13 years, our brand has been chosen by over 41.6 million users worldwide, boasting a repurchase rate of over 32%. Choosing NEEWER is a decision you won't regret!

🚛Local Warehouse Shipping

Logistical efficiency is crucial for enhancing customer purchasing experience. To reduce delivery times, we have established warehouses in various countries around the world. When you place an order, it will be shipped directly from a local warehouse. Typically, the entire process from order placement to delivery is completed within 3 to 7 business days.

⭐️5 Star Service

We offer multiple contact methods including online chat, email, phone, and multiple social media platforms ensuring a 100% response rate with a maximum response time of two business days. If you need any assistance, please feel free to contact us. We are committed to providing you with a satisfactory solution.