Amazon.com: [2 Pack] 3.7V 2000mAh Rechargeable Replacement Battery & Charger Kit for Sony PS4 Pro Controller CUH-ZCT2 or CUH-ZCT2U Battery Pack(Small Plug)【Not】 for PS4 Controller : Video Games
JST 2.0mm 3pin 103450 3.7V 2000mAh Lipo Battery Replacement Li ion Lipo Cells Lithium Li Po Polymer Rechargeable Battery For Bl|Rechargeable Batteries| - AliExpress
High Quality Imr 18650 2000mah 3.6v 3.7v Lithium Ion Li-ion 7.4wh Rechargeable Chargeable Battery Cells For Power Bank (charger) - Rechargeable Batteries - AliExpress
3.7V 2000mAh 7.4Wh Li-Polymer Li Battery 104040 JST 2Pin 1.5mm For Tablet PC GPS | eBay
TOPUSSE 2000mAh Rechargeable 3.7V 103450 Lithium Ion Polymer Battery with JST Connector, Replace 103454 963450