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M20H 3000mAh 3.7V Li-Polymer Replacement Battery for M028AT 4G WiFi Router / Benteng M100 Hotspot

Original price was: $18.99.Current price is: $13.99.

🔘 M20H 3000mAh 3.7V | 🔋 Li-Polymer | 📱 For M028AT 4G Router / Benteng M100 Hotspot

8 in stock

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📦 Shipping, Warranty & After-Sales Information (Click to expand ▼)

✅ Why Our Warranty Stands Out

Unlike marketplace sellers with short buyer protection windows, we handle claims directly — no automated disputes, no endless back-and-forth.

Compare✅ Qingsm Tech⚠️ eBay / AliExpress
Warranty Period90 days from delivery15-30 days from order confirmation
When It Starts📦 Upon delivery⚠️ Upon order confirmation (even before you receive it)
Claims HandlingWe do it directly — email usAutomated dispute system, seller dependent
After Window ExpiresStill can contact us for supportNo recourse, seller can ignore you

🔋 90-day warranty is the industry standard for replacement batteries. Batteries naturally lose capacity over time — this normal wear is not covered. Warranty applies to manufacturing defects only.

📦 Shipping Cost & Delivery Time (Economy Shipping from China)

📦 Note: Batteries are classified as hazardous goods and must be shipped via specialized channels, which may take slightly longer than standard couriers. Delivery times are estimates and may be affected by customs, weather, or other unforeseen circumstances. If your country is not listed in the table below, we are currently unable to ship batteries to that destination.

DestinationFreight (USD)Est. Delivery Time
United States$7.808–15 days
Canada$6.8018–30 days
Mexico$10.0030–60 days
Germany, France, United Kingdom, Greece$6.5018–30 days
Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Hungary, Ireland, Italy, Luxembourg, Netherlands, Norway, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland$8.0018–30 days
Croatia, Finland, Lithuania, Latvia, Slovenia$8.0030–50 days
Bulgaria, Romania$14.0030–50 days
South Korea, Japan, Australia, New Zealand, Israel, Malaysia, Singapore, Thailand, Philippines, Kazakhstan$7.5018–30 days
United Arab Emirates, Saudi Arabia, Vietnam, Chile, Peru, Colombia, Brazil$18.0025–60 days

🇧🇷 Note for Brazil: Brazilian customs can occasionally cause delays of up to 80 days or more. And please indicate the recipient's CPF, as it is required for Brazilian customs and shipping. Thanks! We appreciate your understanding.

🇪🇺 Note for EU countries: Due to new EU customs regulations effective July 1, 2026, a flat tariff fee of $4.00 (approx. €3.50) applies to shipments to EU countries. This fee covers customs tariff, handling, and payment processing costs, and will be added at checkout. Thank you for your understanding.

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Description

Condition: Brand New – Never used, factory-tested quality

3000mAh High Capacity – 5–6 hours of continuous browsing

CE / RoHS / UN38.3 Certified – Air-travel safe (check airline rules)

User-Replaceable – No tools or professional installation required

90-Day Warranty from delivery – Longer coverage than major platforms

Ships in 3-7 days with tracking

🛡️ Shipping Protection Available at Checkout

PayPal Buyer Protection included

100% Compatibility Guarantee – If it doesn’t fit, we’ll refund you. No questions asked.

⚠️ Low Stock Alert: Only 8 left in stock. Order now to avoid waiting.

Battery model: M20H
Battery capacity: 3000mAh / 11.1Wh
Rated voltage: 3.7V
Charge limit voltage: 4.2V
Battery type: Li-Polymer
Compatible with: M028AT 4G WiFi Router, Benteng M100 Portable WiFi Hotspot
Package include: 1 x battery
Keep your portable 4G WiFi network alive wherever you go with the M20H 3000mAh replacement battery. Designed specifically for the M028AT 4G WiFi Router and Benteng M100 Portable Hotspot, this Li-Polymer battery restores the original battery capacity to power your on-the-go internet needs. Whether you are traveling abroad, working remotely from a cafe, camping in remote areas, commuting on a train, attending outdoor events and festivals, or setting up a temporary office, a reliable mobile hotspot is often your only connection to the digital world. This replacement battery ensures you are never left without connectivity at a critical moment.
Real-world performance for travelers: This M20H battery delivers up to 5–6 hours of continuous browsing when fully charged, which is perfect for a long-haul flight, a full day of remote work at a co-working space, or an outdoor trip where wall outlets are nowhere to be found. The M028AT hotspot and Benteng M100 support up to 10 connected devices simultaneously — including laptops, tablets, smartwatches, and multiple smartphones — making them ideal for group travel, business trips, or family outings. With this replacement battery, you can confidently keep your entire team or family connected throughout the day without carrying multiple power banks.
Perfect for frequent flyers and digital nomads: Airplanes often lack charging ports at every seat, especially on older aircraft or budget carriers. A fully charged M028AT or Benteng M100 with this M20H battery becomes your in-flight Wi-Fi hub, allowing you to work, stream, or stay in touch with family during long journeys. For digital nomads constantly on the move between countries with different power plug standards, having a self-powered hotspot eliminates the need to find a compatible outlet immediately upon arrival — you can get connected right after landing, book your ride, check maps, and message your accommodations without delay.
Compatibility note: The M20H replacement battery is compatible with M028AT 4G WiFi Router and Benteng M100 Portable Hotspot. This battery is designed to work with various regional 4G LTE network models, making it versatile for international travel across Asia, Europe, and the Americas. Please check your original battery model before ordering. Since both the M028AT and Benteng M100 are designed as travel-friendly devices, battery replacement is user-serviceable — simply open the back cover and swap the battery. No tools, no technical expertise, and no professional installation required. This DIY-friendly design means you can carry a spare battery as a backup for extended trips without worrying about finding a repair shop on the road.
Battery care tips for travel hotspots: For best performance, avoid full discharge and keep battery level above 20% whenever possible. Store the battery in a cool, dry place away from direct sunlight and high temperatures — especially important when traveling to tropical or desert climates. New batteries typically require 3–5 full charge cycles to reach their optimal capacity. For extended trips, consider carrying two batteries: one in the device and a fully charged spare in your bag for seamless hot-swapping during long travel days. If the battery shows signs of swelling, overheating, or physical damage, stop using it immediately and dispose of it properly at a certified e-waste recycling facility.
Why choose our M20H battery: Third-party retailers on Alibaba and other global platforms sell compatible M20H batteries with varying quality. Our battery is manufactured with high-grade Li-Polymer cells and includes multi-layer safety protection against overcharge, over-discharge, temperature spikes, and short circuits. Each unit is factory-tested before shipping. Certified with CE, RoHS, and UN38.3 for safe air transport — which means you can even bring a spare battery in your carry-on luggage when flying (check local airline regulations for battery transport rules).


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Frequently Asked Questions

The M20H 3000mAh battery for M028AT 4G WiFi Router and Benteng M100 Portable Hotspot provides approximately 5–6 hours of continuous web browsing and data streaming on a full charge under typical usage conditions. For the M028AT 4G router battery replacement, actual runtime may vary depending on your network signal strength — weaker signals cause the device to draw more power to maintain the connection. The number of connected devices also affects battery life, as each additional connected device requires the hotspot to send and receive more data packets. Both the M028AT and Benteng M100 support up to 10 simultaneous connections, so battery drain is faster when multiple laptops, tablets, and phones are actively using the network. For extended trips, consider carrying a second M20H battery as a spare and a compact USB power bank. For M028AT hotspot battery runtime optimization, reduce the number of connected devices when not needed and keep the device in areas with strong 4G signal reception to minimize unnecessary power draw.

No, professional installation is not required for replacing the Benteng M100 hotspot battery or the M028AT 4G router battery. Both devices are designed with user-serviceable battery compartments, making this one of the easiest DIY battery replacement procedures available. To replace Benteng M100 battery, simply locate the battery cover on the back of the device, slide or pry it open gently (no tools needed for most models), remove the old M20H battery by unplugging the connector if applicable, and insert the new battery. For M028AT battery DIY replacement, the process is similar — the battery compartment is designed for quick swaps. However, if you are not confident handling small electronic components, have difficulty identifying the correct orientation for the battery connector, or prefer not to risk any damage, you can still have a repair shop perform the swap for a small fee (typically $5–10). This user-replaceable design is intentional — both the M028AT and Benteng M100 were built as travel-friendly devices, allowing users to carry spare batteries and swap them on the go without any tools or technical expertise.

The M20H 3000mAh Li-Polymer replacement battery is compatible with M028AT 4G WiFi Router and Benteng M100 Portable Hotspot. Additionally, this M20H battery also works with other models in the Benteng series, including Benteng M100A, M100B, M100C, M27HG, and Y3108 4G WiFi devices that use the same M20H battery encoding. For M028AT compatible battery guide, please check your original battery model before ordering — the battery label should clearly display M20H or similar encoding. The M028AT is a widely used portable 4G router across many regions, especially in Southeast Asian markets including the Philippines, Thailand, Indonesia, and Malaysia. For Benteng M100 battery cross-compatibility, note that some regional variants may have slightly different physical dimensions — if your original battery dimensions differ significantly, please contact us with photos of your original battery for verification before placing your order.

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This battery is in stock and ready to ship within 3-7 days. 90-day warranty included.

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