50pcs AA Battery Spring Replacement Assorted, Conversion Spring Positive & Negative Contact Coils, Small Springs Compression Pack, AAA Metal Batteries Spring Silver for Remote Control

About this item

• Battery Conversion Spring Assortment Kit: Designed for AA & AAA battery replacement and conversion, ideal for restoring or modifying battery compartments in everyday electronic devices.
• 50-Piece Multi-Size Set: Includes 5 different sizes (8×18, 8×23, 9×20, 9×23, 12×23 mm), each with positive and negative springs, 5 pcs per size for versatile use.
• Durable Nickel-Plated Spring Steel: Built for excellent conductivity, high temperature resistance, and strong anti-corrosion performance for long service life.
• Wide Compatibility & Reliable Contact: Provides stable electrical contact for remote controls, clocks, toys, battery-powered radios, RC cars, and other small electronics.
• Organized Storage & Important Note: Packed in a clear compartmented case for easy storage and portability; designed for dual-battery conversion setups, not for single-cell compartments.