1、Easy Operation: Your finger is the key. Our fingerprint padlock can be easily operated by a simple touch on the fingerprint pad, and opens in less than one second. 2、Material: The lock body is made of high density zinc alloy and stainless steel material, which has high strength, IPX2 waterproof, and is resistant to external impact and deformation. 3、Long Battery Life: Using ultra low power consumption fingerprint and algorithm technology, charge once can last 12 months, built in 100mAh lithium battery, with long battery life. 4、Practical: Using biometric semiconductor fingerprint chip, recognization at any angle, rapid identification, effective identificate false fingerprints, to protect the safety of items. 5、Wide Application: Lightweight and portable, can be used for lockers, backpacks, luggage, private storage boxes, etc., safe and effective protection of your personal belongings. 1 x Padlock1 x USB Cable1 x Manual Item Type: Fingerprint PadlockMaterial: Zinc alloy, stainless steelFingerprint Storage Capacity: 20PCS (Fingerprints 1-2 are administrators, and fingerprints 3-20 are users)Charging Voltage: DC5V 200mABattery: 100mAh lithium batteryx1 (built in)Waterproof Rating: IPX2Working Temperature: 0-45 °CSize: Approx. 58x32x14mm/ 2.28x 1.26x 0.55inApplication: Suitable for use in lockers, backpacks, luggage, private storage boxes