*This product is a lithium battery and can only be charged with a lithium battery charger. It is prohibited to use other types of chargers to charge this product to avoid irreversible damage to the battery. *Lithium batteries have stable performance, light weight, drive further away, and long service life. The same volume has a larger capacity. *Compatibility - Battery replacement for All Versions of the Razor MX125 Dirt Rocket dirt bike *Safely Packaged - To prevent damage, battery packs will not be shipped pre-assembled and will ship with protective terminal caps. Wiring harness will need to be installed. Instructions included *Maximize Performance and Lifespan - Top charge prior to first use, keep charged even during periods of storage, don't overcharge, and use manufacturer recommended charger Power up your child's ride-on adventures with this high-performance 12V 5Ah Li-ion battery pack. Specifically designed for kids' ride-on cars and toys, this battery serves as an excellent replacement for traditional lead-acid batteries. The compact unit features a robust plastic housing and comes complete with wiring harness for hassle-free installation. With 8000mAh capacity, it delivers reliable power for extended playtime. This battery pack is suitable for children aged 3 years and up, making it perfect for outdoor recreational vehicles. The unit weighs 1pounds and measures 3.54 x 2.76 x 3.94 inches, offering a convenient size-to-power ratio. For optimal performance and longevity, the battery includes important safety features and clear usage guidelines. Regular maintenance is simple - just keep it cool and dry during storage, and recharge for 2 hours every three months. Compatible with various ride-on vehicles, this battery pack ensures your young ones can keep the fun rolling with consistent, reliable power.