Estry 4000mAh Battery Replacement for MACKWELL B812 B616

Name: Estry 4000mAh Battery for MACKWELL B812
Brand: Estry
SKU: US-HO-AM-B0CDW37J4M
Price: 104.99 USD
Availability: InStock

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Estry 4000mAh Battery Replacement for MACKWELL B812 B616

Regular Price: US$119.99

Special Price US$104.99

Availability: In stock

Supplier: Estry

Category: Home & Garden Household Cleaning & Vacuums Household Batteries C

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Or instantly:

US$19.99 shipping fees for any order

Key Benefits

🔋 4000mAh Capacity — This replacement battery delivers 4000mAh capacity with 4.8V output and 19.2Wh energy rating.
✅ MACKWELL Compatible — Designed as a direct replacement for MACKWELL B812 and B616 models with Faston 2.8mm tips.
📋 Safety Certified — Certificated with UN38.3, MSDS, ISO9001, RoHS, and CE compliance standards.
🔄 60-Day Guarantee — Offers full refund or free replacement within 60 days without reason required.

Common Questions

What models does this battery fit?

This battery is compatible with MACKWELL B812 and B616 models.

What are the battery specifications?

The battery is Ni-CD type with 4.8V voltage, 4000mAh capacity, and 19.2Wh energy rating.

What certifications does this battery have?

The battery is certified with UN38.3, MSDS, ISO9001, RoHS, and CE standards.

What is the return policy?

The product offers full refund or free replacement for 60 days without requiring a reason.

BE SAFE

WE ONLY SOURCE

FROM OFFICIAL SUPPLIERS

From United States

To International

In 5-10 Days

US$19.99 shipping fees for any order

GRAND SELECTION

Think of it and most probably we have it among our grand selection of products!

AMAZING PRICES

Get ready for the amazing and best Supps prices ever!

FIXED RATE DELIVERY

Get your order anywhere on this planet within 5-10 days with a fixed rate of $19.99 (no matter the size of your order)

+1 (844)-467 8777