Material Zinc Alloy& stainless steel, color: silver & 24K gold color
Automatic anti-false, back locking and Low power alarm function. Easy install and operation. 1. operating frequency: 125 KHz to 13.56MHz
2.T5557( Temic card) and S50 ( Mifare card) , touch range : 3 to 5 CM 3. Voltage: 4 sections of 1.5V alkaline batteries 4. Low-voltage alarm: < 4.8 V 5.Static power consumption: < 10 microamps
6. Dynamic power consumption: < 200 microamps 7. Temperature: -25  --- + 65 
8. Humidity: 15.000 V
size 295x80x35mm weight: 4kg/ pc