| Read Range | 
 KRxxx-E: Up to 10CM KRxxx-M: Up to 5CM  | 
| Reading Time | ≤200ms | 
| Input Port | 
 External LED Control External Buzzer Control  | 
| Operating Temperature | -20°C to 65°C(-10° to +70°C) | 
| Supported Panel | C3-200, C3-400, InBio160, InBio460 | 
| Power/Current | DC 6-14V / Max.70mA | 
| Operating Humidity | 
 10% to 90% relative humidity 10% to 90% relative humidity  | 
| Material | ABS+PC with texture | 
| Beeper | Yes | 
| LED | Red and Green LEDs | 
| Index of Protection | 
 KR100M-RS:IP65 KR502E/M-RS:IP64 KR503E/M-RS:IP65  | 
| Output Format | RS485 | 
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