Stainless steel king ring hook free installation ground plug,The stainless steel King hook has a 6mm thickened and hardened design, which can withstand a force of about 150KG without ground insertion, and is easy to install without drilling. Semiconductor fingerprint unlocking, the pleasure of opening with just one touch,Semiconductor fingerprint sensors effectively prevent fake fingerprints and greatly improve the security, accuracy and rejection rate of fingerprint recognition. No need to get up to open the door easily. Remote control can quickly unlock the door remotely.No need to stand up at the front desk, just press the remote control button to unlock the door, and the courier and takeaway waiter can come to visit,Faster and more convenient. NFC smart unlocking, the phone is the unlocking key(It can only be used on Android phones and Android watches that support NFC function). Anti-blocking algorithm design improves your user experience,Anti-blocking algorithm supports more power saving, improving work efficiency and life,Improve smart lock calculation and extend motor life. Fingerprint type:Semiconductor fingerprint sensor Fingerprint capacity:100 pieces Password + card capacity:200 groups in total Remote control capacity:36 Operating temperature:-25℃-65℃ Power supply method:Emergency power supply 4 AA alkaline batteries:Type-C (can be connected to a power bank for power supply) Unlocking method:Fingerprint/password/card swipe/applet/remote control Applicable door types:10-12mm frameless glass door (door gap: 4-15mm),30-120mm framed glass door/wooden door Colour:As Shown Material:ABS Package Contents: 1 * Fingerprint Lock