Features: Designed exclusively for Tello drones, this 1100mAh battery ensures perfect compatibility with original specs and intelligent chip recognition, delivering 25% longer flight time than standard batteries for uninterrupted practice. Built with premium lithium polymer cells and a multiprotection PCB systems, it prevents overcharging, over discharging, and short circuits while maintaining stable voltages output for smooth, responsive drones maneuvers. Tailored for drones enthusiasts, photographers, and beginners seeking extended practice or capturing clear footage without frequent battery changes. Optimized for outdoor flight, indoor training, or scenic photography in parks/backyards, its lightweight design preserves drones balance while offering reliability power for agile movements. Engineered with compact form factor, this high capacity battery combines portability with robust performances, ideal for travel or backup during extended filming projects. Specifications: Component:Polymer Size:Approx.65x10x30mm/2.55x0.39x1.18in Capacity: 1100mAh voltages: 3.8V Energy: 4.18Wh Charging ambients temperature: 5℃ to 45℃ for Tello Remote Control Drones Package Includes: 1pc 3.8V Battery note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.