Nitecore IMR18350 700 mAh 7A Rechargeable Battery knife sharpener 2 ounces (including sheath) is

2 ounces (including sheath) is a joy to wear without causing neck fatigue

Furthermore

Primary Material: Polymer

non-returnable and non-refundable

Nitecore IMR18350 700 mAh 7A Rechargeable Battery knife sharpener 2 ounces (including sheath) isNote: This item comes with the official One Year Nitecore warranty. Only use this battery if your flashlight is designed to handle the high output from the IMR battery. This high discharge performance Lithium Manganese IMR button top battery is NOT protected against being over charged, over discharged or short circuited. It is therefore very important to observe the following when using these cells: Do not discharge below 2. 75V Do not charge over 4.