2pcs batteries with large capacity: 1500mAh capacity, provides enduring working time, brings you longer funny time.
Support balance charger: with JST-XH balance plug, support balance charging which could protect the battery very well.
7.4V Lipo Battery: suitable for WLtoys 12423 12428 RC car and other rc models.
Rechargeable: could be charged and discharged multiple time, durable and save money.
Light weight and safe: suitable for outdoor playing, safe in normal use, good choice for your rc model.