OEM / ODM Replacement 40mm iWatch Series 4 Battery

Product Description

Dr IT Original Replacement Apple Watch Battery For Iwatch Series4 40mm

1. Dr.IT is applicable to Apple mobile phone battery. Dr.IT provides customers with different quality and capacity for choice.

2. Dr.IT selects high-density cobalt-acid lithium battery material for production, with high product quality and safety, stable capacity performance and long service time.

3. Original circuit design, original manufacturing process, built-in PCM to prevent overcharge and overcurrent.

4. Welcome OEM customization.

Phone battery factory

* Pure lithium cobalt oxide material.
* Customized battery, temperature resistance, high discharge rate, high energy density. To
* Plastic FPC, compression resistance, bending resistance, good flexibility. To
* Structural hardware interface, gold-plated surface, anti-oxidation, low internal resistance, high precision.
* Low power consumption, full capacity is stable and durable, after 600 cycles, the original capacity remains 80%.
* Dual IC protection design to ensure safety and extend battery life
* Protection board PCB
* Current protection PTC
* Low temperature test, high temperature test
* Weight impact test
* Low air pressure test