WPLL3WPLL3WPLL3WPLL3WPLL3WPLL3 Product Specification View the Gallery Product Specification: Resolution: 508DPI Fingerprint Sensor Size: 10.4x10.4mm FRR: <1% FAR: <0.002% Unlock Time: <300mS Fingerprint Number: 10 group of fingerprints Working Currency: 180MA Charging Time: 2 Hours Standby Time: 9 Months USB Slot: Micro USB 5V 0.5A Battery: Polymer Battery 300mAh 3.7V Waterproof Grade: IP65