Compatible Device Models - WT4000 WT4070 WT4090 WT4090I WT41N0 WT-4090OW, Works just like the original.
Battery High Quality - Our batteries are made to the exact specifications as same as the original battery. Every battery is with strict spec detection and use testing, absolutely ensure the safe and durable use of the battery Overcharge, over discharge, Replacement, over voltage and short circuit protection for better battery life.
Easy InstallationThe battery has a perfect cycle function, easy to install and is a perfect replacement for your original battery.
Battery parametersCapacity: 5200mAh/19.24Wh, Voltage: 3.7V, Li-ion battery, Gross weight: 127g, Size: 112*44*28mm.
After-sales service12 months warranty service, if you encounter any problem on the way to use, please contact us, we will give you a satisfactory answer.