Product description:Fingerprint Padlock.You’re busy and on the go, heading to work, school, or to the gym for a quick workout. You expect your belongings to be safe and secure, with none of the hassle of carrying extra keys or the pressure of remembering combinations. Don't worry about grabbing keys or remembering numbers. Specification:Product Name: Fingerprint PadlockColor: BlackMaterial: ABS & PC & Steel WireBattery: Built in a 3.7V 120mAh 501621 Polymer BatteryCollecting Time: ≤0.5sMatching Time: ≤1sFRR: <;1%FAR: <;0.002%Power Supply: 5V 200mAStand-by Time: 3 MonthsWaterproof: IP65Working Temperature: -20℃~55℃Working Humidity: 40%~90%(without Condensation)Item Size: 9.8 * 6.0 * 1.5cm / 3.9 * 2.4 * 0.6in(L * W * H)Item Weight: 26g / 0.9ozPackage Size: 15.4 * 8.2 * 2.0cm / 6.1 * 3.2 * 0.8inPackage Weight: 99g / 3.5ozPacking list:Fingerprint padlock*1Thank you for your patronage and look forward to your next visit. If you are satisfied with the product, please let us know. We value the evaluation of each buyer. If you are not satisfied with our products or services, you can contact us at any time.