Vapcell K54 26650 15A 5400mAh Button Top Rechargeable Battery with Protected PCB

Specifications: Model INR26650 K54 with PCB Protection Size ⌀26.2±0.1*66.5±0.2mm Nominal Voltage 3.60V End-of-charge Voltage 4.20V End-of-discharge Voltage 2.50v Typical Capacity 5400mAh (0.2C discharge) Min Capacity 5250mAh (0.2C discharge) Weight Max:96g Internal Resistance Max:19mΩ （AC 1KHz） Standard Charge 2000mA,CCCV 50mA cut-off Quick Charge Current 4000mA Max Continuous Discharge Current 15A Operating Temperature Charging, 0°C ~ 45°C Discharging, -20°C~70°C Storage Temperature -5°C~35°C Storage Humidity ≤75%RH Appearance Brand New  Standard environmental condition Temperature: 23±5°C Humidity: 45-75%RH Atmospheric Pressure :86-106KPA *** 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 batteries. DO NOT USE WITH E-CIGARETTE, VAPORIZER, OR SIMILAR DEVICE MISUSING OR MISHANDLING LITHIUM-ION BATTERIES CAN POSE A SERIOUS RISK OF PERSONAL INJURY, PROPERTY DAMAGE, OR DEATH BATTERIES MAY EXPLODE, BURN, OR CAUSE A FIRE IF MISUSED OR MISHANDLED ONLY USE WITH PROPER CIRCUITRY IN A PROTECTED BATTERY PACK ONLY USE WITHIN MANUFACTURER LISTED SPECIFICATIONS DO NOT STORE LOOSE BATTERY IN A POCKET, PURSE ETC. - ALWAYS USE A PROTECTIVE CASE OR BOX KEEP AWAY from metal objects to prevent short circuiting DO NOT short circuit DO NOT use if wrapper or insulator is damaged or torn DO NOT use if damaged in any way DO NOT overcharge or over-discharge DO NOT modify, disassemble, puncture, cut, crush, or incinerate DO NOT expose to liquids or high temperatures DO NOT solder, spot weld only User must be familiar with handling lithium-ion batteries before purchase Usage of batteries is AT YOUR OWN RISK ALWAYS charge in or on a fire-proof surface and never leave charging batteries unattended.