Swpeet 150Pcs 10 Sizes Nickle Plated AA Battery Springs Kit, AA Battery Negative to Positive Conversion Spring Contact, Conversion Contact Plate for for Batteries Replacement

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About this item

• ⚡ What You Get ------ In this kit, you will get 150 pairs 10 sizes nickle plated AA battery springs kit, including 50pcs bipolar plate and 50 pairs unipolar plate(with 50pcs positive and 50pcs negative poles separated). All are packaged well in a transparent plastic box for easy storage and carrying. A great replacement of battery spring contact plate.
• ⚡ Premium Material ------ This battery springs is made of high-quality iron, not prone to deformation or breakage and has excellent electrical conductivity. Meanwhile, the surface is treated with nickel plating, which not only greatly enhances the oxidation resistance and corrosion resistance, but also improves the wear resistance, prolongs its service life, and endows it with better electrical performance.
• ⚡ 10 Sizes Option ------ We have prepared 10 sizes AA battery negative to positive conversion spring contact for you, 5 sizes unipolar plate (length * width): 12x10mm/ 0.47"x0.39", 12x11.2mm/ 0.47"x0.44", 12x12mm/ 0.47"x0.47", 13x12mm/ 0.51"x0.47", 14x12mm/ 0.55"x0.47"; 5 sizes bipolar plate (length * width): 26.5x12mm/ 1.04"x0.47", 28x12mm/ 1.1"x0.47", 27x12mm/ 1.06"x0.47", 25x12mm/ 0.98"x0.47" (with pins), 28x12mm/ 1.1"x0.47" (with pins).
• ⚡ Easy to Install ------ The battery spring contact plate is designed with standardized installation holes and positioning structures, allowing it to be directly fixed with screws or installed in the battery compartment of the equipment through clips. The installation process is simple and does not require complex tools, saving time and effort. Even beginners can quickly complete the installation.
• ⚡ Unipolar Plate and Bipolar Plate Combination ------ The set includes both unipolar plate and bipolar plate, suitable for circuits powered independently by a single battery or used with battery packs. It easily meets the battery installation requirements of different electronic devices, whether it's children's toys, remote controls, small flashlights, or various DIY electronic production projects, it can provide perfect compatibility.