XTAR 21700H INR 4000mAh Rechargeable Li-ion Battery (Flat Top)

Specifications:   High-drain 21700 4000mAh 3.6V Li-ion battery, perfect for high power lights. • 40A Pulse Discharge.• 25A Max Continuous Discharge• Unprotected battery• Economical & Eco-friendly• Dimension: φ21.5±0.2mm×70.5±0.3mm• International Safety and Quality Certificates: RoHS, CE *** WARNING *** All users must have appropriate understanding of lithium-ion batteries before purchase. Use caution when working with and using lithium-ion batteries as they are very sensitive to charging characteristics and may explode, burn, or cause a fire if misused or mishandled. Always charge in or on a fire-proof surface. Never leave batteries charging unattended. Buyer is responsible for any damage or injury caused by misuse or mishandling lithium-ion batteries and chargers. No express or implied guarantee of compatibility with any device can be made. Charge only with a smart charger designed for this specific type of lithium-ion battery. Do not mix and match old and new, used and unused bat