Adafruit Universal USB / DC / Solar Lithium Ion/Polymer charger [bq24074] : ID 4755 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Crazepony 2-in-1 USB Balance Charger Cable 1A with XH-3P Connector Plug for 2S 7.4V LiPo Battery RC Car Boat Rock Crawler FPV Drone Quadcopter : Toys & Games
Adafruit Micro-Lipo Charger for LiPoly Batt with USB Type C Jack : ID 4410 : $5.95 : Adafruit Industries, Unique & fun DIY electronics and kits
2-4 Cell AC/DC Dual LiPo/Life Battery Balance Charger – Dragon Sailing North America
Amazon.com: URGENEX 7.4V Lipo Battery 2S 35C 1800mAh Rechargeable RC Battery Pack with Deans T Plug Campatibal with Most 1/10, 1/16 Scale RC Cars Trucks and 7.4V 1to2 USB Lipo Battery Charger :
Amazon.com: SUPUlSE Lipo Battery Charger DC 3.7V 1S 1 Cell RC Charger Micro 5 Port Compact Charger with LED Indicator Mini Size Lipo Charger 5 in 1 USB Lipo Charger : Toys & Games