UltraFire 18650 3.7v 2400mAh Protected Battery - grey

• Lithium Ion 18650 cylindrical rechargeable batteries • WARNING.The voltage of full charge and cut-off discharge is 4.2V and 2.75V. Don't heat, indicate or reverse polarity Read the information found at: Battery University before purchasing. It is important to carry batteries properly, charge properly, and dispose of properly. Do NOT leave batteries charging unattended/overnight! NOTE: Use special caution when working with Li-ion cells, they are very sensitive to charging characteristics and may explode or burn if mishandled. Make sure the user has enough knowledge of Li-Ion rechargeable batteries in charging, discharging and assembly before use. Always charge in/on a fire-proof surface. Never leave charging batteries unattended. We are not responsible for damage if there is any modification of the batteries/chargers in any form or shape (including pack making). We are not responsible for any damage caused by misuse or mishandling of Li-Ion batteries and chargers. We only recommend using Lithium Ion rechargeable batteries with a control circuit (protection PCB) to assure safe charge, discharge, etc, as use of lithium ion batteries without a protection circuit is potentially hazardous. iVapour Limited will not be held responsible or liable for any injury, damage, or defect, permanent or temporary that may be caused by the improper use of a LI-ION battery. Please have a basic understanding of the batteries you are using and how to care for them properly.