TWS Earphone Coin Cell

TWS Ear Coin Cell

Competitiveness of GP Coin Cell

Structure Design

Structure with high security and efficient use of space makes cell capacity higher than domestic peer corporation.

Material Selection

Advanced materials technology platform satisfies the requirements of 3~5C fast charge and 4.35V high voltage performance.

Great Power ear batteryCapacity

Production capacity of 13000 pcs/day can meet the demand of big deals.

Automatic Equipment

Advanced automatic production from large-scale screw feeder system to fully automatic screening system in packaging can ensure product consistency effectively

Advanced Quality Management System

The mature supporting TS16949 system helps quality control of products throughout the whole process.

Manufacturing Traceability System

A smart factory's information platform capable of human-machine collaboration can realize real-time quality data collection through the production process, in-time control and post hoc analysis.

Six Patents of GP Coin Cell

Patent 1 (A coin cell case structure, coin cell and electrical equipment)

This patent is undergoing PCT process followed by entering the relevant countries for product sales.

Patent 2 (A coin lith-ion cell positive case)

The patent is to prevent the cell from bulging, deforming and corroding positive case.

Patent 3 (A coin lith-ion cell negative case)

The is the first patent in China to use a two-piece component to make coin lith-ion cell. Vatar uses a three-piece component.

Patent 4 (A method for producing coin lith-ion cell having thick electrode)

This is China's first patent with electrode thickness greater than 0.2 mm

Patent 5 (A Li-MnO2 rechargable coin cell negative case and cell)

This is the first Li-MnO2 rechargable coin cell patent in China

Patent 6 (A coin lith-ion cell )

This is the earliest laminated coin lith-ion cell patent in China

ear batteryDescription

Model	ICR1254	ICR1265	ICR1454	ICR1654	ICR9440	ICR1054	ICR1240	ICR1440
NominalVoltage(V）
AC/IR(mΩ)	≤550	≤500	≤500	≤450	≤1000	≤700	≤700	≤600
Capacity(C3)（mAh）	60	70	85	110	25	35	45	50
ContinuousDischarge	1C
ContinuousCharge.	2C
Cyclelife	＞500Times
Workabletemperature Charge(℃)	0to45℃
Workabletemperature Discharge(℃)	-20to60℃

Great Power ear batterySize

Model	DiameterD/mm	HeightH/mm
ICR7842
ICR9440
ICR1054
ICR1240
ICR1254
ICR12540
ICR1265
ICR1440
ICR1454
ICR14540
ICR1654
ICR16540

Great PowerCoin CellSafty Performance

Item	Environmentaltests	ReliabilityTestingResult	Standard	FinalResult
1	Short CircuitTest@generalTemprature	Nofire，noexplosion,surfacetempraure≤150℃	GB31241	Pass
2	Short CircuitTest@55°C	Nofire，noexplosion,surfacetempraure≤150℃	GB31241	Pass
3	Over Charge（3C/4.6V）	Nofire，noexplosion	GB31241	Pass
4	Over Discharge	Nofire，noexplosion	GB31241	Pass
5	CrushTest	Nofire，noexplosion	GB31241	Pass
6	ImpactTest	Nofire，noexplosion	GB31241	Pass
7	VibrationTest	Nofire，noexplosion	GB31241	Pass
8	Drop Test	Noleak,nofire，noexplosion	GB31241	Pass
9	HeatingTest130°	Nofire，noexplosion	GB31241	Pass
10	TemperatureCyclingTest	Nosmoke,nofire，noexplosion	GB31241	Pass

retentionrate %	coveragerate %	voltagechangerate %	internalresistencechangerate %

The voltage remains above 3.9V for long storage time at room temperature.

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