The first step: enter the sofa butler's official website: http://app.shafa.com/shafa.apk Download the sofa butler APK installation file;
The The second step: enter the USB management page;
The The third step: Open the U disk to find the installation package, press OK to install; (If you can not identify the APK installation file, please re-plug the U disk)
The 
If you do not find your device, please join the sofa butler problem equipment exchange group, you can get online help sofa butler problem equipment exchange QQ group
Lithium Iron Phosphate(LFP) Battery Pack For Energy Storage
In order to meet the technical requirements of modern energy storage equipment, DADNCELL energy storage power pack has raised the temperature range, specific energy and service life of energy storage batteries to a whole new level.
The company produces a variety of lithium iron phosphate PACKs that are used in mining, industry, communications, hospitals, computer business terminal network equipment, data storage equipment, emergency lighting systems, fire safety alarm systems, wireless communication systems, program-controlled switches, and solar energy storage energy conversion equipment , Control equipment and its emergency protection system and other fields.
Lithium Battery For Energy Storage In Cbs,72V Li Battery Replaceable For Electric Bicycle,Safety & Reliable For Electric Cars,High Durability Lifepo4 For Electric Sweepers
Shandong Huachuang Times Optoelectronics Technology Co., Ltd. , https://www.dadncell.com