Novale MiFi 2200 delivers the ultimate in personal freedom. With the simple push of a button, wirelessly access the Internet from virtually anywhere with any WiFi-enabled device. And because it supports multiple users, you can share your high-speed connection with friends, family members and coworkers.

Novale MiFi 2200 use a rechargeable li-ion battery which provides up to four hours on the road or 40 hours of standby time. Here is battery specification:
Type: Li-ion
Voltage: 3.7V
Capacity: 1150mAh
Battery Code: 40115114.00
Compatible with Novatel MiFi 2200 Mobile Wi-Fi Hotspot Modem