The equipment can run, but the battery power supply time is short. After comparing the following options, it can be ordered directly:<br> 1.computer model (or equipment model), <br> 2. Battery model,<br> 3. Battery shape (including screw hole position, plug shape, etc.),<br> Cross-verify and compare at least two of the above three items to avoid buying mistakes.a
If the red light of the device flashes after the battery is installed (an error is reported), remove the battery and gently push the contact spring between the device and the battery by hand (or gently rub the spring with thick paper), so that when installing again,The contact points between the battery and the device are in good contact.