These Hailong case discharging connectors fit for Hailong 01, Hailong 02 and Hailong 03 casing battery.
There are 2 types of connectors for Hailong case:
- 4-pin (blade contacts)
- 5-pin (golden round contacts).
The outter diameters are the same (width around 40 mm), only the contacts are different.
Doesn´t fit with our shark batteries.