Ideal for use in remote controls, toys, and other electronics, they offer a solution for battery connectivity issues. These AAA battery contact plates are essential for maintaining optimal performance in your battery-powered devices. The metal springs provide reliable contact, ensuring efficient power transfer. Multiple applications: great for a variety of remote-controlled toys, such as children's toys and plane toys. Note: Suitable for AAA battery. User friendly installation: easy to install, ensuring a easy experience. Reliable connection: spring plate design provides a secure connection for stable electrical output. Simple battery replacement: makes changing batteries straightforward, extending the usability of toy remote controls. Constructed from durable materials for longterm reliability. Color: As shown. Material: Iron. Size: 1.40X0.90X0.80cm/0.55X0.35X0.31in; 1.40X1.00X0.10cm/0.55X0.39X0.04in. Package includes 10 sets battery supplies.