50000 Piece/Pieces per Day li ion battery 3.7v 1200mah 503759
Packaging & Delivery
1. Standard export carton packaging or Custom-made Package
2. Mode of Transport:
(1) By express UPS/DHL/FEDEX/TNT (It takes 3-5 days to arrive).
(2) By air cargo (It takes about one week to arrive)
(3) By sea shipment (It takes about one month to arrive)
3. Delivery 4-25 working days after payment and packing confirmation.
3.7V 1200mAh 503759 Lipo battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector
Dongguan Encore Energy Co.,LTD, is established in 2016, registered capital is RMB5000000, with workers 200; It’s a high-tech enterprise specialize in the R&D, production, and marketing for the environmental friendly lithium-ion battery;
Our products including Lithium-ion polymer battery, Cylindrical lithium-ion battery, Lithium-ion phosphate battery and related lithium-ion polymer battery and battery pack. Encore Energy has fully absorbed the advanced international management experience, and successfully passed ISO9001:2008 quality system certification since the establishment of the company. All products comply with the RoHS requirements and most of them passed UL, CE, UN38.3, KC, FCC certifications. Our mission: “focus on customer needs, supply competitive products with service”, dedicated to unremitting efforts to ensure the long-term interests of customers.
:) Yes, we are factory at Dongguan China. Welcome to visit our company at any time when you come to China.
2.OEM&ODM are available?
:) Sure, OEM&ODM are welcome.
3. How to confirm the quality with us before start to produce?
:) (1) You can get a free sample and choose from it, and then we make the quality accordingly.
(2) Send us your samples or specification sheet, and we make the battery according to your quality.
4. How to solve the quality problems after sales?
:) (1) Take photos of the problems and send to us
(2) Take videos of the problems and send to us
(3) Send back the physical problem battery by express to us
After we confirm the problems, such as caused by machine, production flow, etc, Within three working days, we will draw up the satisfied program for you.
5. If I want to test Lithium Polymer Battery, what testing requirements there are?
:) (1) Battery test environment:
Relative humidity: 60± 20% RH;
Atmospheric pressure: 86~106 KPa.
(2) Measuring instrumentation requirements:
Voltage: Measuring the voltage meter accuracy no less than 0.5 magnitude; Current: Measuring the current meter accuracy no less than 0.5 magnitude; Time: Measuring the time meter accuracy no less than 0.1%; Temperature: Measuring the temperature meter accuracy no less than 0.5 ℃; Impedance: Measuring impedance should by sinusoidal alternating (1 KHZ) test.