Robust elegance with laser etched keyscherry stream 30 is designed for continous usage especially for use in the offirce durable abrasion proof laser inscription of key caps whisper keystroke splash proof and ultra flat ergonomic designfeaturesdurable abrasion proof laser inscription of key capsdesigned for continuous usage over 20 mill confirmations per keyspill resistantplug play for easy commissioning with no software installationultra flat ergonomic top design for fatigue free w