They are widely fit the 1/8 and 1/10 RC car models. 2 x Zeee 4S 14.8V 5200mAh 50C with EC5 Plug RC LiPo Battery Hard Case. Connector Type:EC5 Plug. 2 x Wrapped box.

Brand: Zeee
Chemical Composition: LiPo
Number of Cells (S): 4s
Voltage: 14.8v
Capacity: 5200mAh
Compatible Scale: 1:4, 1:5, 1:6, 1:8, 1:10
Age Level: 12-16 Years, 17 Years & Up
Custom Bundle: No
Modified Item: No
Discharge Rate (C): 50C
Connector Type: EC5 Plug
Size: L*W*H/138*47*48mm/5.43*1.85*1.89inch
Country/Region of Manufacture: China