Amazon.com: Quick Connect Line Micro JST 1.25 mm 4 Pin Single Female Plug Connector with Wire Cables Length 10 cm 15 cm 20 cm 30 cm (Color : 10 cm, Package : 20 Pcs) : Electronics
Mini. Micro 1.25mm T-1 4-pin Jst Connector With Wire X 10 Sets - Connectors - AliExpress