3pcs 3.7v 1200mah lithium battery for 4d-v4 4dv4 aerial pgraphy four axis aircraft accessories rc uav li-po battery

1200mah capacity and high energy density can provide more service time and reduce the weight of the battery. a single power supply can provide 20 minutes of battery life. the package includes 3pcs battery, so you don't have to worry about low power. the weight of the product is only 29.5g, which is very light and easy to carry; the size is 72.5x27.5x13mm, with small volume and no space. 100% brand new durable, perfect choice for drone battery backup, highly recommended parts 1.please use the designated device for charging;2.risk of fire and bums ;3.do not open ;4.do not crush or heat.syi