Amazon.com: 1Pcs 18650 3.7v 4400mAh 1S2P Li ion Rechargeable Battery Pack with 2.0Pin JST-PH Connector 16.28Wh/4.4A, Blue, 6.6 x 1.8 cm (19.28Wh/4.4A) : Health & Household
1-Slot Li-Ion Charger w/ LCD Display + 2 x 18650 3.6 Volt 2600 mAh
6 Colors Optional 1x 18650 3.7V Li-ion battery Portable Mobile USB Power Bank Charger Pack Box Battery Case For 1 x 18650 DIY - AliExpress
Flashlight 1S3P 3.7V 7.8Ah 1 X 18650 Rechargeable Battery
10pcs 1x18650 Battery Holder 3.7V Case Box Wired 18650 1 x 18650 | eBay
Battery Holder Case Clip Box for 1X 18650 3.7V Li-Ion Battery w/ Leads – Envistia Mall
10pcs 1x18650 Battery Holder 3.7V Case Box Wired 18650 1 x 18650 | eBay