- Designed specifically for 4WD toy engines, this 2PCS electronic starter set ensures reliable and efficient performance for your miniature vehicles. - Operating within a voltage range of DC 3V to 6V, these starters are versatile and compatible with various toy engine applications. - With a remarkable speed of 9800 RPM, they deliver powerful starting capability, making sure your toy engines run smoothly and effectively. - Modeled as RE 140RA 12240, these electronic starters are tailored for specific engine requirements, ensuring optimal functionality and performance. - Measuring just 21mm in a compact round shape, they are easy to install, fitting seamlessly into your toy vehicles without taking up unnecessary space. Use Scenarios: - Perfect for enhancing the performance of your remote-controlled 4WD vehicles, ensuring quicker and more reliable starts during playtime. - Ideal for hobbyists looking to upgrade their toy engine setups, providing a robust starter solution that enhances overall efficiency and reliability. - Suitable for DIY enthusiasts who want to build or repair toy engines, offering an easy-to-install option that meets specific engine specifications. Upgrade your toy engine experience with these efficient electronic starters, designed to solve starting issues and enhance vehicle performance.