BLEnd Switch

Open a door from your phone over Bluetooth Low Energy — no Wi-Fi, no hub, no subscription. BLEnd Switch is a simple trigger for a winery production door, a cellar door, a garage door, a gate, or any relay-controlled opener. When you are nearby, swipe to trigger. The app finds your device by its advertised BLE name, connects, writes the configured trigger byte to a GATT characteristic, and disconnects. WHY BLUETOOTH, NOT WI-FI Your phone talks straight to the controller over BLE. If your Wi-Fi is down, or the door is somewhere with no Wi-Fi coverage at all — a remote production building, a barn, the far end of a vineyard — BLEnd Switch still works. You can still add Wi-Fi via ESPHome and Home Assistant for automations or remote monitoring; it's just not required for the trigger itself. ONE SWIPE, NOT A SETTINGS MAZE Configure the advertised BLE name and GATT UUIDs once in Settings. After…