Technology Specification
RF Card Lock.
Use Stainless Steel panel material.
Use battery-wave sensing technology, more sensitive.
imported US TI chip inside.
Static Power Consumption: <30uA(W);
Dynamic Power Consumption: Approx 200mA(W);
Battery: 4PCS AA battery.

Battery Life: 1year (h);
Low Voltage Instruction: 5V;
Sensing distance: 3 to 5cm
Humidity: <95;
Working Temperature: -20 to 50 degrees;
Anti-static: >15, 000V. Info do not lose even in high-static interference environment;
Of mechanical Key: Yes.