Type:Optical Sensor Life:100 million Static indicators:15KV Fingerprint reader can conduct secondary development,can be embedded into a variety of end products.Users can conduct secondary development,can be embedded into a variety of end products,such as:access control,attendance,safety deposit box,car door locks Low consumption,low cost,small size,excellent performance. optical technology,precise module manufacturing .Good processing capabilities,can successfully capture up to resolution 500 dpi.Finger detection function. Colour:Black Material:ABS Size:14*18 mm Interface:USB2.0/UART(TTL logical level) RS232 communication baud rate:9600BPS~115200BPS changeable Operating Envirement Temperature:-20 to 50 degrees. Verification Speed:0.2 sec Scanning Speed:0.3 sec Character file size:256 bytes Template size:512 bytes Storage capacity:1000 Working current:Typical less than equal 75mA Package Contents: 1*Fingerprint Reader Module 1* cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.