Introduction
This manual provides essential information for the safe and effective use, maintenance, and troubleshooting of your Gens ace 7.2V 5000mAh NiMH Rechargeable RC Battery Pack. Please read this manual thoroughly before using the battery to ensure optimal performance and longevity.

Image: The Gens ace 7.2V 5000mAh NiMH RC Battery Pack, featuring its label with capacity and voltage, and Tamiya connector.
Safety Information
No specific warnings are applicable beyond general battery safety. Always handle batteries with care. Do not short-circuit, puncture, or expose to extreme temperatures. Keep out of reach of children. Dispose of batteries responsibly according to local regulations.
Product Features and Compatibility
- Battery Type: Ni-MH (Nickel-Metal Hydride)
- Voltage: 7.2V
- Capacity: 5000mAh
- Discharge Plug: Tamiya Connector
- Cell Count: 6S1P (6 cells in series, 1 parallel)
- High Performance: Designed for high power and extended run times in RC models.
- Wide Compatibility: Compatible with popular standard 7.2V RC cars, boats, tanks, and trucks from brands such as Traxxas, LOSI, Associated, HPI, Tamiya, and Kyosho.

Image: The Gens ace NiMH battery shown alongside various types of compatible RC vehicles, including trucks, buggies, and monster trucks.

Image: A close-up view of the Gens ace battery's Tamiya connector and AWG #14 wiring, highlighting the connection type.
Specifications
| Battery Type | Ni-MH |
| Voltage | 7.2V |
| Real Capacity | 5000mAh |
| Discharge Plug | Tamiya |
| Cell Count | 6S |
| Dimensions (L x W x H) | 142mm x 48.5mm x 25.5mm (5.5 x 1.75 x 1 inches) |
| Net Weight | 424g (8 ounces) |
| Charge Rate | 1C (5A) |

Image: A diagram illustrating the dimensions (length, width, height) and net weight of the Gens ace 7.2V 5000mAh NiMH battery.
Setup
Before first use, ensure the battery is fully charged using a compatible NiMH charger. Verify that the Tamiya connector on the battery matches the connector on your RC vehicle or charger. If connectors do not match, consult a local RC hobby store for adapter options or professional assistance with connector changes.
- Initial Charge: Connect the battery to a NiMH compatible charger. Follow the charger's instructions for charging NiMH batteries. It is recommended to charge at a 1C rate (5A for this 5000mAh battery).
- Vehicle Integration: Securely place the battery in the battery compartment of your RC vehicle. Ensure it is properly seated and does not move during operation.
- Connectors: Connect the Tamiya plug from the battery to the corresponding Tamiya receptacle on your RC vehicle's Electronic Speed Controller (ESC). Ensure a firm connection.
Operating Instructions
Once the battery is charged and connected, your RC vehicle is ready for operation. Always monitor battery performance during use.
- Power On: Turn on your RC vehicle's power switch.
- Usage: Operate your RC vehicle as per its own instruction manual. The battery provides consistent power for extended run times.
- Discharge: NiMH batteries can be discharged to a low voltage without significant damage, but avoid over-discharging to extremely low levels, which can reduce battery life. Stop using the battery when you notice a significant drop in performance.
Maintenance
Proper maintenance extends the life and performance of your NiMH battery.
- Charging: Always use a charger specifically designed for NiMH batteries. Avoid overcharging, which can lead to heat buildup and damage.
- Storage: For long-term storage, charge the battery to approximately 50-70% of its capacity. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Cleaning: Keep the battery and its connectors clean and free from dirt, dust, and moisture. Use a dry cloth to wipe down the battery if needed.
- Cycle Life: NiMH technology enables convenient charging at any time, meaning you don't need to fully discharge the battery before recharging.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Incorrect charger settings, faulty charger, poor connection. | Verify charger settings for NiMH, check all connections, try a different charger if available. |
| Short run time | Battery not fully charged, aging battery, high power draw from vehicle. | Ensure full charge, consider battery replacement if old, check vehicle's power consumption. |
| Battery gets hot during charge/discharge | Overcharging, high discharge rate, internal short. | Stop charging/discharging immediately. Allow to cool. Ensure correct charge rate. If problem persists, discontinue use. |
| Vehicle not powering on | Battery not connected, battery discharged, faulty battery/vehicle component. | Check battery connection, charge battery, test battery with another device if possible. |
Warranty and Support
The Gens Ace battery comes with a 60-day money-back guarantee and an 18-month warranty. For any issues or support inquiries, please contact customer service directly. You can typically find contact information through your purchase platform or the Gens ace official website.
For direct assistance, refer to the "YOU ORDER" section on your purchase platform to contact the seller. Customer service is available to assist with product-related concerns.





