New 4400mAh 3.8V Battery for Inseego Verizon Jetpack MiFi 8800L 7730L M1000 Replaces 40123117 MIFI8800L Li-Polymer Grade A Cells 12-Month Warranty

Why You Need This Battery

Your Verizon Jetpack MiFi 8800L or 7730L mobile hotspot is your lifeline to the internet when you're on the road, at a job site, or traveling abroad. When the original battery starts to fail shorter runtime, unexpected shutdowns, or no longer holding a charge your connectivity suffers. Replacing it with a cheap, lowquality battery often leads to false capacity readings, swelling, or failure within months.

This 40123117 replacement battery solves that problem delivering true 4400mAh / 16.72W h capacity with brand new Grade A Li-Polymer cells. What you see is what you get.

Important Compatibility Check

This battery is a direct fit for the following models. Use Ctrl+F to search for your specific model:

Compatible Models
Verizon Inseego 5G, Jetpack 4G LTE
Jetpack Series Jetpack 8800L, Jetpack MiFi 7730L
MiFi Series MiFi 7730L, MiFi 8800L, MiFi M1000
Novatel Series Novatel Wireless Jetpack 4G LTE, Jetpack MiFi 7730L/8800L
Replaces OEM Part Numbers:

Common P/N
40123117
MIFI8800L
Novatel Wireless 40123117

Specifications

You Can Trust

Specification Detail
Model 40123117 / MIFI8800L
Chemistry Li-Polymer (Li-ion)
Voltage 3.8V
Capacity 4400mAh / 16.72W h
Dimensions 73.10 × 42.52 × 10.50 mm
Weight 69g ( 2.43 oz)
Color Black
Safety Standards CE, RoHS, UL
Condition Brand new Grade A cells
Warranty 30day moneyback + 12month warranty
What a Cheap or Failing Battery Costs You

Interrupted connectivity Hotspot dies during important work or travel.

Fake capacity Cheap batteries claim 4400mAh but deliver much less.

Swelling Dangerous bulging that can crack the battery cover.

Short lifespan Lowgrade cells fail within months.

What Our Battery Delivers

Feature Cheap Generic Our Premium Battery
True Capacity Often under 3500mAh (fake label) 4400mAh (tested)
Cells Recycled or lowgrade Brand new Grade A
Runtime (continuous use) 68 hours 1012+ hours
Safety Standards None CE, RoHS, UL
Warranty None or 30 days 30day return + 12month
Who Is This Battery For?

Verizon Jetpack MiFi 8800L and 7730L hotspot owners who need reliable power.

Inseego 5G and MiFi M1000 users looking for a replacement.

Frequent travelers who want a spare battery ready for extended trips.

Anyone whose original hotspot battery is swollen or no longer holds a charge.

Why Choose Our Battery?

Genuine Grade A Li-Polymer cells Not recycled or refurbished.

Exact OEM specifications Matches the original 4400mAh / 3.8V design.

Advanced safety protection Overcharge, overdischarge, shortcircuit, and overtemperature protection built in.

No memory effect Charge anytime without capacity loss.

100% tested Each unit is tested for capacity and cycle life before shipping.

12month warranty Buy with confidence. If anything goes wrong, we've got you covered.

Installation Note

To replace the battery:

Turn off your hotspot device.

Insert your fingernail in the battery removal groove at the top edge of the battery cover, then lift and remove the battery cover.

Remove the old battery and insert the new one, ensuring correct polarity.

Replace the cover and fully charge before first use.

Important Usage Tips

Never leave the hotspot plugged in to charge for longer than 24 hours.

Allow battery to drain and recharge leaving it plugged in without allowing it to drain may affect performance.

Avoid extreme temperatures Never charge in direct sun or outside 0°F113°F (-18°C to 45°C).

Longterm storage If not using for a long time, charge to 80% and store in a cool, dry place.

What's Included

1 x 40123117 Replacement Battery (4400mAh / 3.8V )