Tenergy 2-Channel 18650/14500 Li-ion Battery Charger and 2 Li-ion 18650 Cylindrical 3.7V 2600mAh Rechargeable Batteries (Button Top) with PCB

Specifications * Worldwide voltage for 100-240V AC * Input: DC 12V 1000mA * Output: DC 4.2V 1000mA per channel * Applicable battery type: 18650/14500 rechargeable Li-ion battery Warning * Don't disassemble the charger * Don't charge other types of battery. It may cause explosion and breakage * The charger is only for in-house using and should be kept away from heat surrounding * Keep the charger away from humidity circumstances and no liquid is allowed to get in, otherwise it may cause damage and lead to accident * It should be placed out of children's reach * It may not be able to fully charge those batteries which have not been used for a long time. Several recycles of charge-discharge will improve the battery's performance * Please carefully read the instruction before using! Battery Features and Benefits * Higher energy density and lower weight than other rechargeable batteries * Manufactured under ISO9001-2000 to assure quality * Battery tested based on International Electrotechnical Commission (IEC) standard to ensure capacity, quality and life time Product Specifications * Capacity* Nominal 2600 mAh, Minimum 2500 mAh * Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.35V. UNIQUE INTERNAL PCB! * Dimensions: Diameter: 19 mm Height: 69.5 mm * Weight (Typical) Approx. 50 g * Nominal Voltage: Average 3.7V * Discharge Voltage: 3.0V * Internal Impedance: less or equal to 130 milliohm (with PTC) * Cycle Performance: 90% of initial capacity at 400 cycles * Cycle life: > 500 cycles * Standard Charge Current: 0.2C (Cut-off Current: 0.01C) * Fast Charge Current: 0.5C (Cut-off Current: 0.01C) * Standard Discharge Current: 0.5C (End Voltage = 2.75V) * Max. Discharge Current: 1.5C