Main technical parametersResolution: 296×128Voltage: 3VPower supply: Pile bouton CR2450×2, Temps d'attente 250 daysScreen size: 2.9 inchesScreen type: E-ink electronic ink screenDisplay color: 3 couleurs de rouge, white and blackSize: 85×41mmShell color: white/blackCommunication method: BluetoothBluetooth version: Bluetooth 5.0Support operating system: Android Remarque – JavaScript est requis pour ce contenu.