Single battery: 8g.

Product size: 28 x 17 x 8 mm.

Voltage: 3.7 V.

Capacity: 220 mAh.

For quadcopters E61 E61H E61HW.

Easy to install and easy to use.

Package includes: 4 lithium batteries, 4-in-1 charger and 4 adapter cables.

High-quality material with battery cover, better protect the battery.

The shape of the battery connector matches the original battery shape exactly, and there is no problem with loosening.