This refurbished notebook battery is specially designed for the HP ProBook 640 G1, 645 G1, 650 G0 and 650 G1 series. With a capacity of 4400mAh and a voltage of 11.1V, this battery is a perfect replacement for your current battery or a handy backup on the go. By choosing a refurbished battery, you not only save money, but you also help the environment by reusing materials. Refurbished products undergo thorough inspection, any repairs and are extensively tested to ensure they meet the highest quality standards. Therefore, with a refurbished battery of this quality you can expect the same performance and reliability as with a brand new battery. This battery is certified and meets all safety and quality standards. So you can rest assured that your laptop will be supported safely and efficiently. Whether you're on the road for business or just working from home, this battery gives you the power and flexibility you need to keep going all day long. Thanks to its slim design, this battery fits perfectly in your laptop and ensures that you can continue working without the hassle of cables. It is easy to install and immediately provides an improved user experience. With a refurbished battery for your HP ProBook laptop, you can enjoy a long lifespan and optimal performance without any worries. In short, this refurbished notebook battery is a smart and durable choice for anyone looking for a reliable and affordable solution for their HP ProBook laptop. With this battery you are assured of quality, performance and convenience wherever you go.