Watson Dual Rapid Charger for 3.7V CR123A and CR2 ADC-CR123A-II
3.7V 1A Li-ion smart charger with 2.1mm plug
Amazon.com: FPVERA 3.7V 1200mAh Li-ion Battery 2PCS 3.7Volt Rechargeable Batteries with USB Charger Cable SM-2P Plug for RC Car Drift Monster Truck Off-Road Vehicle Remote Control Car High-Speed Climbing Racing : Toys
Micro/mini Usb Type-c Battery Charger Module Charging Board For 3.6v/3.7v/3.82v Lithium Li-ion Polymer Battery - Ac/dc Adapters - AliExpress
PKCELL Li-Ion Rechargeable 3.7V Batteries (2pc) with USB Charger - Electric Socks