This battery spring is specifically designed for remote controls and toys, providing a stable connection between the battery's negative and positive terminals. The spring's compression mechanism ensures a tight fit, preventing any loose connections that could disrupt the device's performance. To install, simply remove the old spring and insert the new one, ensuring it is properly aligned with the battery terminals. Features -Color:Silver -Material:Iron -Size:2.90X1.30X1.20cm/1.14X0.51X0.47in -Durable construction: crafted from spring materials, this product is built to last and withstand frequent use without losing its shape -Multipurpose use: ideal for remote control batteries, connecting plates, and other applications, providing a versatile solution for your needs -Quick setup: the round wire compression spring design simplifies the installation process, making it userfriendly and efficient -Flexible connectivity: the positive and negative tower connection feature allows for easy assembly of various toys and gadgets, offering great flexibility -Smooth finish: expertly polished to ensure a smooth surface, minimizing the risk of scratches and enhancing the overall appearance Package list: 10 x Battery Terminal Plate