Battery Free Smart Padlock, Keyless Electronic Lock, NFC Smart Lock for Outdoor, Gate, Fence, Bicycle, SS304 Solid Steel, Waterproof

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About this item

• 🔓[Amazing Lock] - Electronic lock without battery, Near Field Communication (NFC) provides power and encrypted data to control opening and locking. An mobile phone in your hand can open the lock anytime, anywhere.
• 🔓[Secure App] - APP(iOS/Android) feature-rich: manage locks, share keys, record log, store NDEF message. APP has no central server and can work offline to protect your privacy. The electronic key is only stored by the owner, no back door, the maximum protection of your key security. A mobile phone can manage multiple locks, easy to use without having to find the key one by one. Close it and open it.having to find the key one by one. Close it and open it.
• 🔓[Rugged Construction ] - Heavy Duty, the lock body is made of SS304 by CNC machining, durable and reliable. The lock body tightly protects the control core element in the centre of the lock body. Circuit waterproof, and product rust proof. Proven to withstand extreme environmental conditions with an operating temperature range of -30°C to 60°C (-22°F to 140°F). Perfect for outdoor use in cold winter conditions. (If working at very low temperatures, the lock must be ice-free or ice-broken)
• 🔓[No worries] - When using our battery-free NFC lock: Don't worry about dirty or wet fingers not being able to open the lock. Don't worry about the battery running out. Don't worry about the lock going on strike in the cold winter.No need bring a physical key with you. Your phone is your key
• 🔓[Romantic Gifts] - Love NDEF message can be read by third party mobile phones and applications in a public way, which can store the declaration you want to tell the world. Say who you love in a new way and the one you love is sure to be touched.
• [Privacy Protection]-The app is a standalone app, there is no backend server, registration is simple and the data is only saved on your own phone.