Adjustable Voltage Lithium Battery Pack 2.5Ah-50Ah Custom Logo Shape Fit Power Tools And Toy Cars

One battery doesn't fit all—and we know it. Our custom lithium battery service lets you choose 4V/8V/12V/16V/21V/25V/29V voltage and 2.5Ah-50Ah capacity to power electric tools, toy vehicles, and digital gadgets exactly as you need. Beyond specs, we customize LOGO, color, shape, and connector type to align with your brand identity and device design. Ideal for cordless wrenches, electric saws, children's ride-on cars, and portable electronics, these batteries feature stable voltage output, fast charging, and long service life. We strictly follow international safety protocols, with each pack tested for reliability and performance. Whether you're a brand seeking OEM support or a business needing specialized power solutions, we deliver batteries that combine quality, flexibility, and affordability.

Foshan Airuisi Intelligent Technology Co., Ltd. is an experienced manufacturer with over 16 years of expertise in lithium battery production. We specialize in providing high-quality lithium polymer batteries, lithium battery packs, LiFePO4 battery packs, and customized battery solutions tailored to your needs.

Thank you for your interest in our products. If you have any questions, suggestions, or need further services, please feel free to contact us through the following methods: