Amazon.com: 18650 Battery Charger Universal Smart 18650 Charger with LED Indicator for 3.7V Lithium ion Battery 18650 21700 26650 18500 16650 14500 Rechargeable Batteries (4 Bay) : Electronics
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3.7V Li-ion Battery Charger with Switch – AccuDIY
18650 Charger 3.7V Rechargeable 18650 Battery Charger Single Bay Li-ion for Rechargeable Lithium Batteries 1835 14650 18650 10400 14500 16340 18500 (Only USB Charger) - Walmart.com