Sony 18650 Battery VTC4 (2100 mAh / Flat Top)

Lithium Ion Battery Warning Usage of Li-ion batteries is at your own risk! Use caution when working with Li-ion cells; they are very sensitive to charging characteristics and may explode or burn if mishandled. User must have appropriate understanding of lithium ion batteries when charging, discharging, and assembly before use. Please perform your due diligence and make sure that this battery is compatible with the item for which you intend to use. Battery may explode or catch fire if mistreated. Charge only in a smart charger designed for this specific type of lithium ion battery. Do not mix and match old and new, used and unused batteries. Always charge in or on a fireproof surface. Never leave batteries charging unattended. Do not store loose in a pocket, purse, etc. – always use a protective case. Touching conductive materials on batteries positive contacts can short and damage them permanently. Do not use battery if wrapper or insulator is damaged