In this article, we will explore various factors to consider when choosing a battery for your Kyosho Outlaw Rampage PRO (2RSA). We will discuss important specifications, such as voltage, capacity, and discharge rate, that directly impact the performance of your RC car. Additionally, we will highlight different battery chemistries, including NiMH and LiPo, and their pros and cons. By understanding these key factors, you will be better equipped to select the battery that suits your specific needs and maximizes the performance of your Kyosho Outlaw Rampage PRO.
1. Gens ace 2S LiPo Battery: Best Performance Option for Outlaw Rampage

Voltage: 7.4 Volts
Configuration: 2S1P (2 cells in series, 1 cell in parallel)
Capacity: 5000mAh
Discharge Rate: 50C
Plug: Deans T Plug
Dimensions: 138g (length) x 47mm (width) x 25mm (height)
Approximate Weight: 304g (10.72oz)
This battery is a powerhouse! With its 50C discharge rate, it delivers a surge of power that catapults my RC car into action. The acceleration is noticeably quicker, allowing me to leave my competitors in the dust right from the starting line. The increased voltage of 7.4 Volts provides a significant boost in overall speed, making every race an adrenaline-pumping thrill ride.
But it’s not just about speed. The Gens Ace battery’s impressive 5000mAh capacity ensures extended run times. I can now enjoy longer sessions of uninterrupted racing before needing to recharge. No more worrying about running out of juice in the middle of a thrilling race. This battery keeps my Kyosho Outlaw Rampage PRO running strong for an extended period, giving me more time to dominate the track.
To sum it up, the Gens ace 7.4V 5000mAh LiPo battery is a game-changer for the Kyosho Outlaw Rampage PRO. It delivers blistering speed, extended run times, and impeccable compatibility, all while maintaining a lightweight and compact design. If you want to take your RC racing experience to the next level, this battery is a must-have. Trust me, you won’t be disappointed!
2. OVONIC 7.4V Lipo Battery: Best Value Option for Outlaw Rampage

Voltage: 7.4 Volts
Capacity: 5000mAh
Discharge: 50C
Charging Plug: JST-XHR-3P
Discharging Plug: Dean-Style T connector
Dimension: 137mm (length) x 45mm (width) x 24mm (height)
Approximate Weight: 245g (0.54lb)
With its 7.4 Volts of raw power, it unleashed a whole new level of speed and excitement in my RC car. The acceleration was instant and exhilarating, propelling my Kyosho Outlaw Rampage PRO forward with a surge of energy. Whether I was tearing up the track or conquering rugged terrain, this battery delivered a punch that left me grinning from ear to ear.
But it’s not just about speed. The OVONIC LiPo battery boasts an impressive capacity of 5000mAh, ensuring extended run times that keep me in the action for longer. No more frequent pit stops for recharging! I can now enjoy extended racing sessions and thrilling off-road adventures without worrying about running out of juice. It’s a game-changer for those who crave non-stop RC fun.
Now, let’s talk about the advantages this battery brings. The OVONIC battery is ISO internationally certified for safety, giving me peace of mind during intense races. With its premium LiCoO2 materials, it delivers exceptional performance and durability. I’ve noticed a significant increase in the number of cycles this battery can handle, providing longevity and reliability for my RC adventures. And the best part? It charges faster, so I spend less time waiting and more time racing!
3. Venom 7.2v NiMH Battery: Best Overall Option for Outlaw Rampage

Brand: Venom Power
Battery Cell Composition: Nickel Metal Hydride (NiMH)
Battery Type: Nickel Metal Hydride (NiMH)
Battery Capacity: 5000mAh
Battery Volts: 7.2V
Plug Type: HXT 4.0mm
With its 7.2 volts of reliable power, it brought my RC car to life in a big way. The acceleration was smooth and consistent, allowing me to unleash the full potential of my Kyosho Outlaw Rampage PRO. From high-speed runs to technical maneuvers, this battery delivered a consistent and responsive performance that left me in awe.
One of the standout features of the Venom Power battery is its impressive 5000mAh capacity. This means longer run times, which is perfect for those extended racing sessions or off-road adventures. No more constantly swapping out batteries or cutting your fun short. With this battery, you can stay on track for extended periods, enjoying the thrill of RC racing without interruption.
What’s even better is the exceptional support and warranty offered by Venom Power. With their proven US support and industry-leading limited lifetime warranty, you can have peace of mind knowing that you’re backed by a reputable brand. If you encounter any issues or have questions, their dedicated team is there to assist you every step of the way.
4. TINDLING 2S Lipo Battery: Cheapest Option for Outlaw Rampage

Battery Voltage: 7.4V
Capacity: 5200mAh
Discharge: 50C
Plug: Deans T Connector
Dimensions: 138.6mm (length) x 46.5mm (width) x 25mm (height)
Approximate Weight: 250g (8.8oz) per piece
One of the standout features of the TINDLING LiPo battery is its impressive 5200mAh capacity. This means extended run times, allowing me to enjoy longer racing sessions without the need for frequent recharging. No more worrying about running out of juice in the middle of a thrilling race! With this battery, I could push the limits of my Kyosho Outlaw Rampage PRO and go for those extra laps.
What impressed me the most is the professional quality of this battery. TINDLING has adopted advanced technology and strict quality control measures, ensuring consistent resistance, voltage, and a stable discharge curve. This translates into reliable and predictable performance, giving me the confidence to push my RC car to its limits.
Last but not least, TINDLING provides excellent after-sales service. With a 24-hour response time, a 30-day return guarantee, and a 24-month warranty, they stand behind their product. If you have any questions or concerns, they’re there to support you every step of the way.