Original 18650 1S2P 3.7V Lithium-ion Rechargeable Battery 7000mAh with 2P Plug-in Built-in BMS, Suitable for RC Helicopters

Original 18650 1S2P 3.7V Lithium-ion Rechargeable Battery 7000mAh with 2P Plug-in Built-in BMS, Suitable for RC Helicopters

Aliexpress UK