14.8V Li-Ion Replacement Battery for Robot Vacuum-Mop 2S

Bring Your Robot Vacuum Back to Full Power

Restore peak cleaning performance to your Robot Vacuum-Mop 2S with this 14.8V high-capacity lithium-ion replacement battery. Available in capacities from 2800mAh up to 12800mAh, this drop-in replacement is engineered to deliver longer runtime, smarter protection, and a perfect plug-and-play fit — no tools or modifications needed. Made in Mainland China.

Key Features

• Extended Cleaning Runtime: The 12800mAh variant delivers 35% more runtime than the original standard battery. A single full charge lets your robot vacuum cover up to 200㎡ — completing your entire floor in one uninterrupted session.
• 100% Perfect Fit: OEM-standard precision-molded 3-pin power connector, custom-made 1:1 to match the Robot Vacuum-Mop 2S power interface. Enjoy tool-free plug-and-play installation with zero modification and no contact issues during operation.
• Smart Multi-Layer Protection: A built-in intelligent protection IC chip, combined with a rigid flame-retardant ABS outer casing, guards against overcharge, over-discharge, overcurrent, overheating, and short-circuit hazards — keeping both the battery and your device safe.
• Ultra-Low Self-Discharge: Less than 2% charge loss per month when stored in a cool, dry environment, so the battery stays ready for use even after extended periods of storage.
• Long Cycle Lifespan: Rated for 600+ full charge-discharge cycles with less than 20% capacity fade — dramatically reducing how often you need to replace the battery and delivering outstanding long-term value.

Specifications

What's in the Box

• 1 × 14.8V Li-Ion Replacement Battery Pack

Important Notes

• Minor size differences may exist due to manual measurement.
• Actual product color may vary slightly from images due to monitor settings.

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Learn more: ENERGY STAR product efficiency guidance

Frequently Asked Questions

Q: Is this replacement battery compatible with the Mijia G1 Robot Vacuum-Mop 2S?

A: Yes. This battery is specifically designed as a 1:1 OEM-compatible replacement for the Robot Vacuum-Mop 2S (Mijia G1). The precision-molded 3-pin connector fits directly into the original power interface with no tools or modifications required.

Q: What capacity options are available and how do they affect runtime?

A: This battery is available in capacities ranging from 2800mAh to 12800mAh. The 12800mAh variant provides approximately 35% more runtime than the original standard battery, allowing your robot vacuum to cover up to 200㎡ on a single charge.

Q: How long does this battery last over time?

A: It is rated for 600+ full charge-discharge cycles with less than 20% capacity decay, making it a durable, cost-effective long-term replacement. Its ultra-low self-discharge rate of under 2% per month also ensures it stays charged even during storage.

Q: Is this battery safe to use in my robot vacuum?

A: Absolutely. The battery features a built-in intelligent protection IC chip that guards against overcharge, over-discharge, overcurrent, overheating, and short circuits. The flame-retardant ABS housing adds an additional layer of structural safety.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.