Product Review

From the Manufacturer:

1. 3.7v 250mAh lithium batteries for Syma X11 RC Quadcopter.
2. High quality and lightweight,practical.
3. Durable,rechargeable and works perfectly with the drone.
4. High capacity and long service life
5. Provide your drone continuous power for steady and well-balanced flying
6. Considering that you may have a plurality of batteries, so this additional charging USB cable will help you saving time while charging multiple batteries.

Specifications:

1. Model: X11
2. Type: Lithium-Ion
3. Suitable for: Syma X11 X11C rc drone
4. Color: Silver
5. Capacity: 3.7v 250mAh.

Package Includes:

2 x Lithium-Ion Batteries
1 x USB Charger Cable