Unpack your Gemel Txshs and verify the contents:
Remove the screws on the back of the case and separate the two halves. Carefully remove the old battery. Gemel Txshs User Manual
Covers: ✔ Setup ✔ Maintenance ✔ Troubleshooting ✔ Advanced use Unpack your Gemel Txshs and verify the contents:
Press Button 1 twice. Indicators will flash three times accompanied by three beeps. Synchronization Procedure: Turn the ignition ON . Gemel Txshs User Manual