1. Keyless Smart Cylinder ,Solution For Smart Home<br> 2. Easy Replacement And Installation, No Breaking The Door Or Change The Door Body, Simply Use A Hex Screwdriver To Install In 10 Minutes.<br> 3. Your Smart Housekeeper Always Keep Your Safety<br> 4. Support Permanent Password And One-Time<br> 5. The Advantage Of The Smart Cylinder<br> Material: Aluminum Alloy + Brass<br> Unlock Way:Card/Password/APP/key<br> IP Class:IP5x(Dust and Splash Proof)<br> Power supply: 1xCR123A(Alkaline)<br> Installation: Intermediate;Tools required(lncluded)<br> Available Thickness: 35MM~60MM<br> Emergency Power: 1X Micro-Type-C charging port<br> Product Dimension:Front:193x75mm<br> Note:<br> Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use<br> Colour:B: white<br> Package Contents:<br> 1 x Lock<br> 2 x Card<br> 2 x Key<br> 2 x Suction Cup<br> 2 x Hexagon Wrench<br> 1 x Screwdriver<br> 1 x Reset Card<br> 1 x English Manual<br> Only the above package content, other products are not included.<br> 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.