4D-M5 Helicopter Spare Battery with Charging Cable
3.7V Modular Rechargeable Li-po Battery for 4D-M5 Helicopter
Charging method: After connecting the battery, charging base and USB charging cable, connect the USB charging cable to the power bank or phone adapter for charging.
Charging status: When charging, the red light is always on; when fully charged, the red light goes off.
Charging time: about 2 hours
Item list: 2 M5 batteries + 1 USB charging cable
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4D-M5 Helicopter Spare Battery with Charging Cable
