Tattu 450mAh 7.4V 75C 2S1P Long XT30 Battery

Specifically for UAV use, the Tattu brand has designed new batteries with unrivaled quality. They offer exceptional power whether you're using smaller drones for recreational use or heavy rigs for computing applications. Batteries often look similar from the outside - their real power, however, lies on the inside. The cells in Tattu batteries are developed specifically for UAV requirements.

Safety manual

Do not discharge below 3.0V per cell.
Charge only with a microprocessor-based charger in lithium-polymer pack charging mode.
Do not short-circuit the poles, do not puncture, do not expose to direct sunlight, store away from flammable objects, dispose of in specially prepared containers.