MacBook Battery A2389 (13" A2337, 2020) – 11.4V 50.16Wh 4400mAh A+ Replacement Battery

Product Parameters:

Key Selling Points:

• ✅ Perfect Fit for MacBook Air 13" A2337 (2020)
  Designed to match original Apple specs and connectors.

• ✅ 50.16Wh / 4400mAh High Capacity
  Delivers consistent power and long runtime for productivity.

• ✅ Premium A+ Grade Lithium Cells
  Provides stable performance, better heat control, and extended lifespan.

• ✅ OEM Compatibility with macOS
  Recognized by macOS with full Battery Health Management support.

• ✅ Certified Safety & Reliability
  CE, FCC, RoHS certified with built-in overcharge and thermal protection.

• ✅ Eco-Friendly and Durable
  Manufactured to reduce waste and enhance energy efficiency.

• ✅ 1-Year Warranty & Friendly Support
  Hassle-free replacement guarantee with dedicated customer care.

Advantages Over Lower-Grade Alternatives:

• Longer Usage per Charge:
  50.16Wh capacity means more hours of work, streaming, or browsing.

• 1000+ Cycle Lifespan:
  Maintains performance for years with minimal degradation.

• Zero Compatibility Errors:
  Fully supported by macOS; no firmware or health warning issues.

• Smart Battery Management Chip:
  Regulates voltage, current, and temperature for safe operation.

• Quiet, Cool, and Stable:
  Maintains system stability under high workloads.

Frequently Asked Questions (FAQ):

Q1: Is this battery compatible with the M1 MacBook Air?
A: Yes, it is specifically designed for the MacBook Air 13-inch (A2337, 2020) with M1 chip.

Q2: Will it cause macOS warning messages?
A: No. This A2389 battery is 100% macOS-compatible and supports battery health monitoring.

Q3: What tools do I need for installation?
A: A precision screwdriver kit is required. We recommend professional installation if you're unfamiliar with internal components.

Q4: How can I check my MacBook model number?
A: Go to  Apple Menu > “About This Mac” > Look for the model identifier (e.g., A2337).

Q5: How long does it last on a single charge?
A: It depends on your usage, but expect 8–10+ hours under standard conditions.

Q6: Do you offer bulk or wholesale pricing?
A: Yes, please contact us directly for distributor or reseller pricing options.

Founded in 2005, Shenzhen Chunyilin Technology Co., Ltd. is a comprehensive foreign trade enterprise specializing in the sales and repair services of laptop LCD screens. With two decades of experience, Chunyilin has grown into one of China's key service hubs for notebook maintenance, offering integrated solutions that combine high-quality products with dependable technical support.

Since its inception, Chunyilin has operated under the guiding principle of "Technology with a Human Touch," emphasizing information-driven strategy and customer-centric innovation. We continuously strive to enhance our competitiveness by leveraging advancements in technology while focusing on innovation in services, product quality, and operational efficiency.

Our company is committed to building a platform that promotes lifelong learning, continuous improvement, and professional excellence. Through a culture of dedication and innovation, we aim to deliver cost-effective, high-quality solutions that meet the diverse needs of global markets. Sustainability and talent development are embedded in our mission—creating long-term value for both our customers and the broader community.

As we step into a new era, Chunyilin remains focused on its four-fold mission: embracing the future, fostering innovation, prioritizing customer satisfaction, and nurturing meaningful service relationships. Guided by the core values of "Unity, Dedication, Innovation, and Warm-hearted Service," we will continue to uphold our commitment to integrity, strength, and superior service, striving to reach new heights in the global laptop maintenance and LCD screen supply industry.