??This is 3.7V USB parallel battery adapter charger with 4 port for Parrot Rolling Spider Mini Drones£¬ which can charge 1£¬ 2£¬ 3 or 4 batteries at one time.

Features:
Light weight and compact design
Over charge protection£¬ avoid high current damaging your battery
LiPo battery charger with circuit protective IC in each charge socket
It can charge 1£¬ 2£¬ 3 or 4 batteries at one time£¬ which saves your charging time greatly

Specifications:
Color: Black
Charging Time:
For cellphone power adapter(1A): Approx.90Mins fully charged
For Pad power adapter (2A): Approx.75Mins fully charged
Weight: Approx. 20g
Dimension: Approx. 65x41x17mm
Suitable for: Parrot Mini Drone Rolling Spider or Upgrade Parrot Mini Drone Jumping Sumo

Notice:
Stop using or charging the battery immediately when it swells up.
Do not discharge the battery with the current exceeding the max discharging current.
Never disassemble£¬ punchture£¬ shock£¬ crash£¬ or put the battery into the fire.
Improper usage£¬ such as short circuit or overcharging might cause explosion or fire.
Only battery charger. batteries£¬ power adapter and USB cable not include.

Charging Method:
Connect charging board with original USB charging cable of Rolling Spider or Jumping Sumo£¬
and equipped with power adapter of cellphone or pad (¡Ü2A)

Package Information:
Package size: 10 * 6 * 2cm / 4 * 2.4 * 0.8in
Package weight: 27g / 0.9oz
Adhesive tap package

Package List:
1 * Battery Adapter Charger