This is a small connector of "XT" type for soldering.

Specs:
E230 Pin diameter: 1.3mm
E230 Pin spacing: 2mm
E230 Length (assembled): 9.7mm
E230 Width: 5.9mm
E230 Height: 4.3mm
E230 Weight: 0.6g/pair
Recommended wire size: 20-24AWG
Packaging: 3+3pcs