The power source of a drone plays an integral role in determining the performance, efficiency, and flight time, and choosing the right battery can significantly enhance your FPV drone experience. This article provides a comprehensive comparison between two battery choices – the TATTU 300mAh 1S 3.8V 75C and the GNB 1S 300mAh 3.8V HV 60C – for the BetaFPV Beta65S and TWIGLET MINI 2” FPV drones. We delve into how these batteries can bring out the best in these drones and boost their overall performance, providing you with longer flight times and a smoother flight experience.
After detailing the specifics of the TATTU and GNB batteries, we will examine how they synergize with the unique features of the Beta65S and TWIGLET MINI 2” drones. The former offers powerful 7x16mm brushed motors and a versatile F4 Brushed FC, while the latter is designed with a sturdy carbon frame, enabling up to 2″ prop accommodation. Let’s uncover how these batteries complement the drones’ distinct features, and help you determine the perfect battery choice for your flying needs.
TATTU 300mAh 1S 3.8V 75C BT2.0 Connector

Brand: TATTU
Voltage: 3.8 Volts
Capacity: 300mAh
Discharge Rate: 75C
Connector: BT2.0
Size: 70mm x 10mm x 6mm (L x W x H)
Weight: 8.4g
As an avid drone enthusiast, the TATTU 300mAh 1S 3.8V 75C battery has proven itself time and time again as an excellent power source. It’s perfectly suited to smaller drones like the BetaFPV Beta65S and TWIGLET MINI 2” due to its compact size and remarkable performance.
With the Beta65S, the TATTU 300mAh battery works harmoniously with its powerful 7x16mm brushed motors and versatile F4 Brushed FC. The battery provides consistent power, ensuring a quick and responsive throttle for an exceptional flight experience. Plus, its BT2.0 connector allows for a secure and efficient connection, reducing the risk of power-related issues during flight.
Meanwhile, for the TWIGLET MINI 2”, the TATTU 300mAh battery proves its worth in spades. Given the TWIGLET MINI 2” frame’s capacity to handle up to 2″ props, this battery provides the necessary energy for impressive speed and maneuverability. Its light weight contributes to keeping the drone nimble and agile, crucial for micro FPV racing.
GNB 1S 300mAh 3.8V HV 60c

Brand: Gaoneng
Voltage: 3.8 Volts
Capacity: 300mAh
Discharge Rate: 60C
Connector: PH2.0
Size: 51mm x 11.5mm x 6.5mm (L x W x H)
Weight: 7.0g (+/-0.3g)
In relation to the Beta65S, this GNB battery’s qualities resonate well. The low internal resistance during charging coupled with the no noticeable voltage sag offers outstanding performance. This ensures that the Beta65S’s 7x16mm brushed motors receive a steady stream of power. Even when you step on the throttle, this battery can supply significant punch to fuel your drone’s high-intensity movements. Its PH2.0 connector integrates seamlessly with the drone, further enhancing its performance.
When it comes to the TWIGLET MINI 2”, this GNB battery once again doesn’t fail to impress. Considering the drone’s smaller frame that accommodates up to 2″ props, this battery delivers power efficiently and robustly. Its lightweight nature contributes to the TWIGLET MINI’s overall agility and speed, something that is crucial for micro FPV racing.

