1pcs NCR18650B 3400mAH 3.7 V Unprotected Li-ion Rechargeable Battery + Case

Specification: Product name: NCR18650B 3400mAH Lithium battery Model: NRC18650B Type:Lithium Capacity: 3400mAh Nominal Voltage: 3.7V Feature:plate head design Size: 65mm x 18 mm (length x body diamete