4 Pcs Tenergy PCB Protected Li-Ion 18650 Cylindrical 3.7V 2200mAh rechargeable batteries

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Sale Price: $27.50

Item Number: 39128

Quantity:

Features and Benefits

Unique and New! With PCB protection!
Li-Ion 18650 cylindrical rechargeable batteries with Internal Voltage protection PCB!
Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V.
Unique PCB design and patent pending.
3.7V 2000mAh high capacity
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

Applications

Warning

CAUTION: when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled.
User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging, and assembly before use.
Put the batteries in fire-proof container
Do not put batteries on wood surface or carpet when charging
Never leave battery un-attended when charging
We are not responsible for damage if there is any modification of the batteries in form, shape, or made into packs
We are not responsible for any damage caused by misuse or mishandling of these Li-Ion batteries

Product Specifications

Capacity* Nominal 2000 mAh, Minimum 1950 mAh
Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V. UNIQUE INTERNAL PCB!
Dimensions:
Diameter 18+/-0.2 mm
Height 66+/- 0.2mm
Weight (Typical) Approx. 46 g yes
Nominal Voltage: Average 3.7V
Cut-off Voltage: 3.0V
Internal Impedance: less or equal to 180 milliohm (with PTC)
Cycle Performance: 90% of initial capacity at 400 cycles
Cycle life: > 500 cycles
Charge: Current = 0.5C mA Voltage = 4.2 V End Current = 0.01 mA
Discharge: Current = 0.5C mA End Voltage = 3.0V
Max. Charging current: 1.5C ma
Max. Discharging current 1.5C ma (for continuous discharge)

Internal PCB Specifications:

Parameter	Minimum	Tipical	Maxmum	Unit
Operation Voltage	1.5		10	V
Excess Charge Detection Voltage	4.2	4.25	4.3	V
Excess Charge Release Voltage	4	4.05	4.1	V
Excess Charge Delay Time	61	77	93	mS
Excess Discharge Detection Voltage	2.437	2.5	2.563	V
Excess Discharge Delay Time	7	10	13	mS
Excess Current Detection Voltage	0.17	0.2	0.23	V
Excess Current Delay Time	9	13	17	mS
Short circuit Protection Voltage	VDD-1.2	VDD-0.9	VDD-0.6	V
Short circuit Protection Delay Time		5	50	uS
Consuming Current		3	6	uA
Standby Current		0.3	0.6	uA
Circuit Impedance		60	70	m-Ohm

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