Introducing the GP 9V (8.4) Nimh 170mAh Rechargeable Battery  This top-quality rechargeable battery is perfect for all your power needs. With its chemical composition of NiMH, it ensures long-lasting durability and reliability. The battery has a voltage of 9V and is compatible with a wide range of devices. Whether you need power for your remote control, smoke detector, or any other device, this rechargeable battery is the ideal solution. Additionally, it comes from the trusted brand of Grey Pneumatic, so you can be sure of its excellent quality.