This battery is only compatible with Huawei E5783 E5783B-230 WiFi hotspot router battery, the battery is brand new, all have been tested before shipping
The instruments are no instructions, you can use the tutorial videos on YouTube and install it by yourself or a technician for help.
A new Li-ion battery achieves the best performance after 2 - 3 cycles.
If you have any questions with our product, please send us a message, show that you can solve your problems as quickly as we can, thank you for your patience.
If you need professional installation technology, we are not liable for damage caused by improper operation.