Qoutmcuy LSS271617 Battery,2025 New Upgraded Replacement Battery for Fitbit Charge 5 Fitness Smartwatch FB421（Not fit for Charge 3 and Charge 4）

Name: Qoutmcuy LSS271617 Battery,2025 New Upgraded Replacement Battery for Fitbit Charge 5 Fitness Smartwatch FB421（Not fit for Charge 3 and Charge 4）
Brand: Qoutmcuy
Availability: OutOfStock

Product ID: 747759597

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Details

Number of batteries
1 Lithium
Brand
Qoutmcuy
Battery cell composition
NiMH
Battery capacity
100 Milliamp
Recommended uses for product
Watch

⚡3.85V Voltage Output

🔋100mAh Capacity

🛡️Multi-layer Protection

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Qoutmcuy LSS271617 Battery,2025 New Upgraded Replacement Battery for Fitbit Charge 5 Fitness Smartwatch FB421（Not fit for Charge 3 and Charge 4）

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Description

🔋 Power up your Fitbit Charge 5 with confidence—never miss a beat or a step!

ADVANCED BATTERY TECH - Built-in A-class cells and smart IC chips deliver stable, long-lasting energy with overcharge and short circuit safeguards.
OPTIMIZED BATTERY HEALTH - Recommended 2-3 full charge cycles to maximize lifespan and performance from day one.
COMPLETE DIY KIT INCLUDED - Replacement battery plus repair tools—empower your inner tech pro and save on service fees.
RESPONSIVE CUSTOMER SUPPORT - Quality issues? Get a replacement or refund within 24 hours—because your time is valuable.
PRECISION FIT FOR FITBIT CHARGE 5 - Seamless compatibility with FB421 models—no guesswork, just perfect power.

The Qoutmcuy LSS271617 is a 100mAh, 3.85V replacement battery designed exclusively for Fitbit Charge 5 (FB421 series). Featuring advanced A-class cells and integrated smart chips, it ensures stable performance with comprehensive protections against overcharging, overheating, and short circuits. The package includes a full repair toolkit, enabling easy installation and extended device life, backed by responsive 24-hour customer service.