Replacement Battery Specification
- Battery Model: A2181
- Capacity: 1.129Wh
- Voltage: 3.814V
- Battery Type: Li-ion Polymer
- Certification: CE / RoHS Certified
- Cell: Made in China, high quality guarantee
- Color: Black
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Number
- A2181
- A2093
- A2095
- A2157
- A2352
- A2354
Compatible Device Model
- For Apple Watch Series 5 44mm
- For Apple Watch SE 44mm
Product Features
- Reliable Smartwatch Power: 1.129Wh lithium-ion polymer battery delivers consistent all-day runtime for Apple Watch Series 5 and SE 44mm — ideal for Apple Watch users who depend on their smartwatch for fitness tracking, notifications, heart rate monitoring, and everyday connectivity
- Premium Li-ion Polymer Cells: High-quality polymer cells provide stable 3.814V output for consistent Apple Watch performance during workout tracking, GPS navigation, sleep monitoring, and everyday smartwatch use
- OEM Replacement Quality: Meets or exceeds original Apple specifications for voltage, capacity, safety standards, and physical dimensions — direct replacement for A2181
- CE / RoHS Certified: Safety-certified design ensures compliance with international safety and environmental standards for consumer electronics battery use
- Advanced Safety Protection: Built-in protection circuits guard against overcharge, over-discharge, short circuit, and thermal events during daily smartwatch use
- Restore Full Watch Runtime: Replace your Apple Watch Series 5 or SE 44mm battery to restore full all-day runtime and up to 10 days standby for uninterrupted smartwatch performance
Why Choose This Battery
Engineered for Apple Watch Series 5 and SE 44mm, this Li-ion polymer replacement battery ensures reliable all-day power for Apple Watch users who depend on their smartwatch for fitness tracking, health monitoring, and everyday connectivity. Perfect for restoring full battery life, extending Apple Watch lifespan, and maintaining consistent smartwatch performance without the cost of a full device replacement.
Key Benefits:
- Direct replacement for Apple Watch Series 5 and SE 44mm — replaces A2181 with precise fit
- Restores full all-day runtime and up to 10 days standby for uninterrupted Apple Watch performance
- CE / RoHS certified with built-in protection circuits for safe daily smartwatch use
- 1-year warranty and OEM-grade construction for reliable long-term smartwatch battery performance
- Precision-engineered Li-ion polymer cell with protection circuits for safe operation during everyday Apple Watch use