1Bluetooth Stability Is The Core: Bluetooth technology specifically developed for automatic order taking and printing in delivery scenarios. The core point is the compatibility between Bluetooth and the Bluetooth protocol stack with voice versions, which solves the problem of unstable automatic order receiving and printing links in multiple apps for similar products on the market. 2Three Prevention Protection: The motherboard and power supply have undergone three prevention and cockroach prevention processes to prevent cockroaches from entering the machine and potentially causing a short circuit and power explosion. 3Protection Functions: The Bluetooth thermal receipt printer is waterproof, insect proof, and oil smoke proof, making the usage environment safer. 4Easy To Use: Easy to pack paper structure, simply place the cash register paper face down. Ink free, ribbon free, and carbon tape for peace of mind. 5Incisive Paper Cutting Edge: 48mm thermal receipt printer has incisive blade for easy paper tearing, improving work efficiency.