Feature: 1. RC Airplane: This 1500mAh lipo battery is specially designed for T39, T40, F39, F49RC, 822 RC airplane. 2. High Conversion: This RC 7.4V lipo battery features stable performance and accurate design that can realize maximum energy conversion high discharge performance. 3. 1500mAh 7.4V: This 7.4V 1500mAh RC lipo battery provides lasting working time, bring you longer entertainment time. 4. Female JST Plug: This RC airplane lipo battery adopts female JST plug, it can be used as a backup battery or replacement battery. 5. Safe Material: This RC 15C battery is made of safe and durable materials, which ensures stable performance and structure. Specification: Item Type: RC Lipo Battery Material: Li Polymer Battery Voltage: 7.4V Battery Capacity: 1500mAh Discharge Rate: 15C Plug Type: JST Head (Female) Product Size: Approx. 7 x 3.8 x 2cm / 2.8 x 1.5 x 0.8in (Excluding Connecting Wire) ( Manual Measurement, Slight Error May Exist ) Application: Designed for T39, T40, F39, F49RC, 822 RC airplane.. Package List: 1 x RC Lipo Battery Note: 1. Please Allow 1 to 3mm Error Due to Manual Measurement. Thanks for Your Understanding.2. Monitors Are Not Calibrated Same, Item Color Displayed in Photos May Be Showing Slightly Different from the Real Object. Please Take the Real One As Standard.3. Do Not Use Any Device Other Than the Lithium Battery Charging System Specially Made for Lithium Batteries to Charge.4. Never Leave the Battery Unattended While Charging.5. Do Not Charge the Battery at a Current Lower Than 3 Amps or Higher Than 7 Amps.6. Do Not Connect the Positive and Negative Electrodes Together.7. Do Not Alter, Puncture, or Remove the Battery from the Case in Any Way.8. Do Not Use the Battery Less Than 6 Volts. Once the Vehicle Starts to Run Low, Please Stop the Vehicle Immediately and Take out the Battery.9. Do Not Discharge the Battery After Use.10. Do Not Store Batteries in the Vehicle.11. Always Store the Battery Charged at 50 to 100 Percents in a Safe Environment and Disconnect.12. Do Not Short Circuit the Lithium Battery.