CE Certified 3.7V 200mAh Lithium Polymer Battery 502025 for Smart Watch and Wearable Devices
Price:
$0.88-1.28
MOQ:
3
Delivery Time:
Negotiable
Brand:
VATS Battery or Netural
Product Description
Product Overview
CE certified 3.7V rechargeable lithium polymer battery model HZ502025 with 200mAh capacity, specifically designed for smart watches and wearable devices.

Technical Specifications
| Parameter | Specification |
|---|---|
| Model | HZ502025 |
| Type | Li-polymer battery |
| Warranty | 12 months |
| Nominal Voltage | 3.7V |
| Capacity | 200mAh |
| Cell Size | 5.0×20×25mm |
| Standard Discharge Current | 0.2C |
| Max Continuous Discharge Current | 1.0C |
| Charging Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.75V |
| Working Temperature | Charge: 0~+40℃, Discharge: -20~+60℃ |
| Certification | CE/FCC |
Key Advantages
- High energy density lithium polymer battery technology
- Extended life cycle for charging and discharging
- Enhanced safety with Japan IC & MOS protectors
- Free samples available for testing
- OEM & ODM services for custom sizes
- Easy assembly with mounted connectors (Molex, Tyco compatible)
- 100% quality inspection before shipment
- Multiple models with international certifications
- Production capacity: 300,000 units per day
- Competitive factory pricing
Packaging Options
Custom packaging available according to your requirements:
- Cell only
- Pack with PCB and wires
- Pack with PCB, wires and connector

Shipping & Delivery
Multiple transportation options available:
- HK UPS: 4-6 days delivery
- Air Cargo: 7-10 days delivery
- Sea Shipment: Approximately 1 month delivery
Production lead time: In stock items ship within 5 working days, out of stock items require 20-25 working days.
Quality Assurance
Why Choose Our Batteries?
- 30,000㎡ ISO9001:2015 certified factory with advanced automated equipment
- Comprehensive quality control system from raw materials to finished products
- Professional R&D center supporting specification development and prototyping
- Low MOQ with strong production capacity and sufficient stock
- International certifications: UL/CE/CB/IEC62133/KC/PSE/ROHS/ERRCS/UN38.3
- Responsive customer service with 12-month warranty
Manufacturing Process
Our advanced manufacturing process ensures consistent quality:

Certification Support
We offer comprehensive certification support including CE for European customs, KC for South Korea, and PSE for Japan. Contact us for free battery certification activities.

Frequently Asked Questions
Q: How about the warranty of li-ion batteries?
A: Warranty of li-ion battery can be as long as 1 year.
A: Warranty of li-ion battery can be as long as 1 year.
Q: Do you have current sample in stock?
A: We usually have stock for battery cells, for battery pack need to be assembled according to customer requirements.
A: We usually have stock for battery cells, for battery pack need to be assembled according to customer requirements.
Q: Can I have a sample order?
A: Yes, we welcome sample orders for quality testing. Customized solutions and OEM/ODM services available.
A: Yes, we welcome sample orders for quality testing. Customized solutions and OEM/ODM services available.
Q: What's the delivery time for mass production?
A: Usually 25-30 days, depending on quantity, materials, and battery cell model.
A: Usually 25-30 days, depending on quantity, materials, and battery cell model.
Q: What kind of certificates could you provide?
A: We provide CE, UL, UN38.3 and other international certifications. Certificate fees may apply for custom designs.
A: We provide CE, UL, UN38.3 and other international certifications. Certificate fees may apply for custom designs.
Q: What is your quality control process?
A: We follow ISO9001 procedures with 100% inspection before delivery.
A: We follow ISO9001 procedures with 100% inspection before delivery.
Contact Information
Contact: Lynn
Mobile/Skype/Whatsapp: +86 13476615395
Tel: 86-0755-86909458
Web: www.vatsbattery.com
Your inquiry is our best motivation, your success is our business!
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Vats Power Source Limited
Location
1A 702, Huaqiang Creative Industrial Park, Biyan Street, Guangming District, Shenzhen, Guangdong Province,China
Contact Person
Lily