China Lipo Cell Manufacturer Custom for Massager High Voltage Battery UFX 701488 850mAh 3.7V High Quality Rechargeable Battery

Welcome to Ufine New Energy, a leading Chinese manufacturer of lithium polymer cells. We specialize in producing high quality rechargeable batteries, including our UFX 701488 model with a capacity of 850mAh and 3.7V voltage. This model is customized for high voltage battery applications, such as massagers, and is just one of the many lithium ion batteries we offer. At UFine Battery, we are committed to producing safe, reliable, and high-performance batteries for a wide range of uses.When you choose UFine Battery, you can be confident that you are receiving a high quality product that has undergone rigorous testing and quality control. We stand behind our products with a commitment to customer satisfaction and excellent customer service. Contact us today to learn more about how our lithium polymer cells can power your next project.

Specs of UFX701488 850mAh 3.7V

1、Mechanical Characteristics
Cell:	UFX701488	PCM:	Yes
NTC:	No	Weight:	appr.15.5g
Configuration	1S1P
2、Electrical Specification
Capacity:	850mAh	Nominal Voltage:	4.2V
Energy:	3.145Wh	Internal Impedance:	less than 180mΩ
Charge Voltage:	4.2V	Discharge Cut Off:	2.75V
Max. Charge Current:	850mA	Max. Discharge Current:	850mA
Standard Charge Current:	170mA	Standard Discharge Current:	170mA
Charge Temp. Range:	10°C to 45°C	Discharge Temp. Range:	-20°C to 60°C
Storage Temp. Range	1 year at -20℃ to +30℃	Cycle life:	100 cycles ≥92%
	3 moths at -20℃ to +45℃		300 cycles ≥88%
	1 month at -20℃ to +60℃		500 cycles ≥80%
3、Cell protection
Overcharge Detection ：	4.28 ±25mV (1 to 1.6sec delay, release 4.2V ±50mV)	Overdischarge Detection：	2.5V ±50mV (115 to 175msec. delay, release 3.0V ±50mV)
Overcurrent Detection：	2.5A to 4.0A (9 to 15msec. delay)	Short protection：	Yes
4、Discharge Rate Characteristics		5、Cycle life Characteristics

Product Details
We are an advanced technology company specialized in the research and production of Lithium Polymer battery, LiFePO4 battery, Ultra thin lipobattery, Low-temperature battery.Our company has obtained complete certification for our batteries, including KC, UL, CB, UN38.3, and CE certifications for over 280 product models. Our products are primarily exported to Europe, America, Japan, and South Korea, and have received high praise from our customers,as well as offering batteries with different features:

-40℃ ultra-low temperature lithium battery.

Customizable size and shape.

3C fast charge battery.

25C high discharge rate battery

High energy density battery (≥260Wh/kg)

Why Choose Ufine to OEM or ODM Battery?

UFine battery has over 30 professional engineers and technical staff who can provide polymer lithium battery solutions for you. As a lithium battery manufacturer, we are capable of rapid design, customization, and bulk production. Here are the main characteristics of our company:

1、Source manufacturer, strong factory, and powerful design and development capabilities.

2、Short delivery time and sufficient inventory.

3、Self-produced, sufficient capacity, refuse false labeling, and guarantee capacity.

4、Strict quality control through a full range of quality systems from raw materials to finished products.

5、Our products are certified and meet various international battery standards, allowing us to directly export to markets such as Europe, America, and Korea.

6、Our team of professional foreign trade sales engineers can quickly respond to customer inquiries and provide solutions