SKU: HD021 Category:
Hydro Series – HD021
  • Multiple ways to unlock
  • A USB Type-C port & mechanical keys for power drained situation
  • IP66 waterproof
  • Doorbell
  • Automatic locking
  • One-time passcode
  • Wake-up touchscreen
  • Trial and error locking alarm
  • Tamper alarm
  • Low battery human voice reminder
  • Long-lasting battery life


10 in stock

“Whether I'm at work, running errands, or on vacation, I can easily lock or unlock my door with just a few taps on my smartphone.”
Jenna G
Technical Details
Innovative & Smarten Up
Zinc Alloy
Unlock Methods
IC Card, Fingerprint, Passcode, Mechanical Key, App Remote Control
App Option
Administrator Capacity
300 (Fingerprint+Passcode+IC Card )
Fingerprint Sensor
Door Type
All doors except the glass doors
Door Thickness
35 - 70mm
Mortise Type
Mortise Material
Power Supply
4 x AA Batteries
Operating Temperature
-25℃ - 60℃
Operating Humidity
20% - 90%RH
Human Voice
Package Size
420 x 210 x 120mm
Package Weight

Unlike ordinary smart locks, the KELISS Smart Lock Hydro is fortified with a formidable waterproof feature. It fearlessly withstands the harshest elements, including rainstorms, ocean spray, and even direct submersion in water. Rain or shine, your security remains intact, letting you focus on what truly matters – a life of luxury and peace of mind.

Emergency Charging

Picture this: you arrive home after a long day, only to discover that the battery on your smart lock is critically low. Panic sets in. But fear not, because the KELISS Smart Lock has your back! With its convenient USB Type-C port for emergency charge option, you have the power to restore access in a matter of moments. No more waiting, no more frustration. Just seamless, uninterrupted security at your fingertips.

Remote Control

Unlock a new era of convenience and security with an App remote control. Effortlessly manage your smart lock from anywhere, granting or revoking access with a simple tap on your smartphone. With One-time passcodes, your smart lock generates unique, time-limited codes for each visitor, ensuring optimal security and reassurance.

Double Assurance
Mechanical Key

At KELISS, exceeding your security expectations is our utmost priority. That’s why we’ve meticulously designed it with a hidden keyhole, offering double assurance to our valued users. The mechanical keys provide an extra layer of protection, ensuring your peace of mind remains intact.