Amazon.com: Jst Sm 4-Pin Plug Brass Terminal Connector 10 Male10 Female 2.5Mm Pitch: Home Improvement
4-pin JST SM Plug + Receptacle Cable Set : ID 578 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
mxuteuk 20 Pairs 22 AWG JST SM Plug 4 Pin Male to Female LED Wire Connector Adapter Electrical Cable 150mm for SM-4P - - Amazon.com
JST SM Connector, VANDESAIL SM 2Pin Jack Plug Male to Female Wire Connector Adapter Electrical Cable for LED Light Strip 20 Pairs 10CM (40 Pack, JST SM 2 Pin Connector) - - Amazon.com