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Nickel Metal Hydride Rechargeable Batteries for Vacuum Cleaner, Portable DVD

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Guang Zhou Sunland New Energy Technology Co., Ltd.

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Brand Name :	TAC
Model Number :	NIMH Portable Electronic Battery
Certification :	MSDS REACH
Price :	Price decide by detial model
Payment Terms :	T/T, LC, Pay pal etc.
Supply Ability :	500000pcs per week
Delivery Time :	10-25 days

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Nickel Metal Hydride Rechargeable Batteries for Vacuum Cleaner, Portable DVD

Characteristics

Unless otherwise specified, the standard range of atmospheric conditions for test as follows:

Ambient temperature 20±5℃
Relative humidity 65±20%
Atmospheric pressure 960±100mbar
Accuracy of voltmeters and amperometers to be used in testing shall be equal to or better than the grade 0.5.

THe NImh battery performance is same except the capacity

Test item			Condition			Specification
1. Charge		Standard	Charge at 0.1C for 16 hours
		Fast	Charge at 0.5C to -△V=5~10mV
2. Discharge			At 0.2C to 1.0V
3. Discharge cut-off voltage						1.0V
4.Capacity (mAh)		Minimum	Standard charge/discharge			1950
		Typical	Standard charge/discharge			2000
5. Internal resistance			After fully charge,rest 1 hour, measured at 1000Hz			≤35mΩ
6. Self-Discharge			The charged battery is stored for 28 days at 20℃±5℃. And the discharge time is measured at 0.2C or 0.5C discharge			0.5C discharge ≥70minutes 0.2C discharge ≥188minutes
7. High temperature test			Store at 40℃,50℃,60℃ for 2 hours then charge/discharge			No leakage
8. Low temperature test			Store at 0℃ for 2 hours then charge/discharge			No leakage
9. Short circuit test			Short circuit after fully charge			No explode
10. Drop test			Free fall on the concerte from 1 meter 3 times after fully charged			No leakage No short-circuit
11.Cycle life	Charge			Rest	Discharge	Capacity retention ≥60% after 500cycles
1	0.1C for 16h			0	0.25C for 2h20min
2~48	0.25C for 3h10min			0	0.25C for 2h20min
49	0.25C for 3h10min			0	0.2C to 1.0V
50	0.1C for 16h			1~4h	0.2C to 1.0V

the package for blistercard similar as below (We OEM for Toshiba )

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nickel metal hydride nimh batteries

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