Quick Summary
This is a 2-pack of 7.4V 2000mAh rechargeable batteries with an SM-4P plug and USB charging cables. The batteries are presented for RC vehicles and other compatible RC models, so the key check is matching voltage, dimensions, connector and polarity before choosing an offer.
Because the pack quantity and connector matter here, it is worth confirming that your device accepts a 2S 7.4V battery and that the battery compartment and wiring match the connection style.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Pack quantity | 2 batteries. Check that you need a two-pack rather than a single replacement. |
| Voltage | 7.4V. Match this to the device requirement before use. |
| Capacity | 2000mAh. Compare this with the runtime you are trying to replace or maintain. |
| Connector | SM-4P plug. Confirm the connector style on your existing device. |
| Charging cable | USB charging cables are included. Check whether USB charging suits your setup. |
| Battery type | Lithium-ion rechargeable battery. Use it only with a compatible device and charging setup. |
What to Compare Before Buying
- Voltage: This battery is 7.4V, so the replacement should match the device’s stated voltage.
- Connector: The SM-4P plug must match the battery compartment and wiring connection.
- Pack quantity: This is a 2-pack, which suits buyers replacing more than one battery or wanting a spare.
- Included charging method: USB charging cables are supplied, so check that this fits your charging setup.
- Battery compartment size: The battery should fit the available space in the RC model or vehicle.
What Is Included
- 2 x 7.4V 2000mAh rechargeable batteries
- 2 x USB charging cables
Before You Decide
Confirm the required voltage, connector and battery compartment size before choosing this pack. Check that the device wiring matches the red positive and black negative wire arrangement, and make sure you want the 2-battery pack rather than a single battery replacement.





