OVONIC 2-Pack 850mAh 2S 7.4V 120C LiPo Battery XT30 for 100–140mm Brushless Whoop FPV Drones

Overview

The OVONIC 2-pack 850mAh 2S LiPo battery set (2S1P, 7.4V, 120C) with XT30 plug is designed for 2S micro FPV builds such as 100mm to 140mm brushless whoop / Tiny Whoop-style drones. It includes an XT30 main connector and a JST-XHR-3P balance connector for charging and balancing.

Key Features

• 2S LiPo power system: 2S1P configuration, 7.4V nominal voltage
• High discharge rating: 120C discharge rate; max burst discharge rate listed as 240C
• Connectors: XT30 plug (main); JST-XHR-3P (balance)
• Lead wire: 18 AWG
• Cell construction note (as stated): “Stacking Technology” compared with “Winding Technology” with the following stated differences: higher energy density +6%, longer running time +12%, lower battery swelling -8%, lower internal resistance -4%

Specifications

What's Included

• 2× OVONIC 7.4V 120C 850mAh 2S LiPo Battery (XT30)
• 2× Brand stickers
• 1× User manual
• 1× Packaging box

Applications

• 100mm to 140mm brushless whoop / Tiny Whoop-style FPV drones (2S setups)
• 2–3 inch prop micro FPV quads (2S setups)
• RC models where voltage, dimensions, and plug type match (airplane, boat, car, truck, and other vehicles)

Notes

• Confirm compatibility by matching battery voltage, physical dimensions, and connector type (XT30) before purchase.
• Use an appropriate LiPo balance charger and stop charging at 4.2V per cell (normal range stated: 3.7V–4.2V per cell).
• Inspect the battery before each use; discontinue use if the pack is damaged or swollen.

For fitment or connector questions, contact support at https://rcdrone.top/ or email [email protected].

Details

Compact 2S1P 7.4V 850mAh packs built with an XT30 main lead and JST-XHR-3P balance plug for 2S micro FPV setups.

OVONIC lists stacking technology benefits including higher energy density, longer runtime, reduced swelling, and lower internal resistance compared with winding designs.

A quick performance comparison highlights the brand’s focus on discharge output, cycle life, and lower internal resistance for demanding RC use.

Suitable for compatible 2S builds across micro FPV quads and other RC models when voltage, dimensions, and XT30 connector match.

The box includes two 7.4V 850mAh 120C batteries plus brand stickers and a user manual for setup and care.