Application:: Toys, Power Tools, Home Appliances, Consumer Electronics, Golf Carts, Electric Bicycles/Scooters, electric vehicles, smart cards, Adult Products ,smart electronics.

Battery Size:: 5.5*18.3*41.3(mm)

Brand Name:: HIZY

Certification:: ce

Model Number:: 551840

Place of Origin:: Guangdong, China

Weight:: 14.8g

The charging ratio:: 4.2V

The discharge rate:: 3.7V

Product name:: Wholesale 3.7V 420mah Polymer Lithium Ion Rechargeable Batteries

Charge Voltage:: 4.2v

Nominal Voltage:: 3.7V

Capacity:: 420mAh

Size:: 5.5*18.3*41.3(mm)

Cycle life:: 500 Times

OEM/ODM:: Aceeptable

MOQ:: 2000 pcs

Packaging & Delivery

Factory Wholesale 3.7V 420mah Polymer Lithium Ion Rechargeable Batteries for LED Lamps from China supplier

Products Description

Wholesale 3.7v 420mah 551840 Rechargeable Lipo Battery For Electronics
551840 Basic Information	Dimension(thicknesswidthlength)	5.518.341.3(mm)
		Charge voltage	4.2V
		Nominal voltage	3.7V
		Nominal capacity	420mAh
		Fully charge voltage	4.2V
		Ship out volatge	3.85-4.1V
Battery specification	Charge current	Standard Charging:0.5C (210mA)
	Charge current			Rapid charge:1.0C(420mA)
		Charging method	Charge with constant current 0.5c to 4.2V, then chagre with constant voltage 4.2v till until charge current is less than 0.01C
		Standard discharge current	0.2C(84mA)
		Max.discharge current	1C(420mA)
		Discharge cut-off voltage	3.0V
		Operating enviroment	Charging:10℃~45℃
		Operating enviroment		Discharging:-10℃~60℃
		Storage temperature	-10℃~45℃
		Cell Weight	Approx:14.8G
		Battery recyle time	500 times
		Warranty	12 months
Main Features	Good safety performance, light weight, small thickness, can be made thinner
Main Features		Easily customized, Energy density, High capacity.
Applications	Wireless camera ,Beauty Instrument, Adult Products ，smart electronics.
		Smart door lock , power bank,MPS, Tablet PC. laptop,VR glasses.
		Medical devices, electric children toys, electric shoes, electric blanket.
		Intelligent door lock, Fingerprint lock, emergency light, industrial cameras.

Company Profile

We have several engineers with more than ten years of professional experience in lithium battery R&D and design and protection board development. They have their own technical ideas in the development and design of power batteries, high-voltage batteries, wide temperature range batteries, and 18650 battery pack assembly design. We help many customers at home and abroad to solve the needs of batteries for multiple purposes. We use domestic and foreign quality-guaranteed lithium battery material suppliers as suppliers, and have cooperated with them in a number of new materials fields, and have made significant progress in the development and commercial application of silicon carbon anode and graphene materials. We strictly control the quality of the battery cells, adopt a scientific and reasonable assembly method that pays attention to details, and exerts the battery performance on the basis of fully ensuring the battery quality

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