iFlight FULLSEND 4000mAh 6S1P Li-Ion battery with EVE INR21700-40PL cells is designed for longer and more efficient FPV flights. Perfect for 5-7 inch long range drones such as Chimera7, Nazgul Evoque, BOB57 and others. The battery is not intended for aggressive freestyle flying or racing - for this it is recommended to choose a LiPo battery.
Features:
• Longer flight time: 4000 mAh capacity ensures long and stable flights;
• 6S1P configuration: compact structure, convenient for transportation;
• High-quality cells: EVE INR21700-40PL, optimized for long-range flights;
• Light weight: just 430 g – for efficient FPV drones;
• Safety and reliability: XT60H main connector and JST-XH balancing connector;
• Estimated Flight Time: With 6-7 inch FPV drones, a flight time of about 15 minutes or more can be achieved during efficient flight. • The actual duration depends on wind, altitude, flight speed, additional load (e.g. action camera), propeller and engine condition.
Specification:
• Cell model: EVE INR21700-40PL;
• Nominal voltage: 3.6 V;
• Nominal capacity: 4000 mAh;
• Maximum charging voltage: 4.2 V per cell;
• Minimum discharge voltage: 2.5 V per cell (it is recommended to end the flight at 2.9–3.1 V);
• Continuous discharge current: 30–35 A per cell;
• Short-term discharge current: ~40 A per cell (up to 10 s);
• Operating temperature during unloading: from –20 °C to +75 °C;
• Operating temperature during charging: from 0 °C to +50 °C.• Configuration: 6S1P (nominal voltage 22.2 V);
• Capacity: 4000 mAh / 88.8 Wh;
• Recommended continuous discharge current: ~20–25 A (for long-haul flights);
• Short-term discharge current: ~35–40 A (up to 10 s);
• Dimensions: 43 x 64 x 77 mm;
• Weight: 430 g;
• Connectors: XT60H (130 mm power cable) and JST-XH (45 mm balance cable);
• Optimal ambient temperature: from +15 °C to +35 °C (for best performance and durability).
Measurements:

Package:
1x Fullsend LR 6S1P 4000mAh 22.2V EVE21700-40PL – XT60H-F battery.






























































































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