Main technical parametersResolution: 250×122Voltage: 3VPower supply: CR2450×2 товчлуурын зай, зогсолтын хугацаа 250 daysScreen size: 2.1 inchesScreen type: E-ink electronic ink screenDisplay color: 3 улаан өнгө, white and blackSize: 73×41mmShell color: white/blackCommunication method: BluetoothBluetooth version: Bluetooth 5.0Support operating system: Android Notice: Энэ агуулгад JavaScript шаардлагатай.