Long Timer Settings: The padlock features a super long standby of 999 hours, ensuring security and peace of mind in scenarios. HD LCD Display: Equipped with an HD LCD display, this padlock not only enhances the visual experience but also provides clear and visible time and lock status. Material: Constructed from high-quality material, this padlock promises durability and , resisting wear and tear over time. Anti-addiction Feature :The anti-addiction feature of this electronic lock effectively prevents misuse, making it an ideal choice for households and offices. Backlight Design: The backlight design of the padlock not only adds to its aesthetics but also enhances visibility even in low light conditions. Electronic Lock: As an electronic lock, it offers keyless access, providing convenience and ease of use while ensuring strong security. and high quality. : Heavy duty metal body with smooth edges, splash-proofed, safely use in outdoor. LCD Display: With whit backlight, easy to read. Design: Built-in smart chip and digital timer switch, automatic unlock, free from keys. When the time count down to zero, It annoy alarming to remind you of resetting or not. USB rechargeable, over 500 hours long standby. Once the time run out, the padlock unlock automatically. Great for correcting those delay patients who lack . Size: 4.5in x 3.3in x 1.2in Weight: 110g/0.24lb Color: A Black Material: Metal Package Contents: 1 set * HRK029 metal electronic locks Only the above package content, other products are not included. Note: Light reflection 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.