Panasonic NCR18650B Non-standard battery (rechargeable) 18650 Li-ion 3.7 V 3350 mAh | Conrad.com
Panasonic 1/2/4/6/8/10x Rechargeable 3400mah NCR 18650 Li Ion Battery 3.7V 20A NCR18650B Lithium Bateria For Mini Fan Torch|Replacement Batteries| - AliExpress