FAQ:
Q. Why there is no response when I long press the battery?
A: Battery couldn`t work without connecting to any heating device. So, make sure your battery has already been plugged in.
Q: What is the correct step to clean the heated vest?
A: Remove battery, hand wash or machine wash (in laundry bag) in cold water. Do not twist or wring.
Q: How long will the battery be fully charged?
A: From empty, the battery will take roughly 8 hours to be fully charged.
Q: Can I use the 5V and 7.4V mode together?
A: No, the system can only recognize one mode, if 2 modes are used together, there is only one mode working.
Q: How to change between 5V and 7.4V mode?
A: Battery needs to be powered off to switch between 2 modes.