HDL-R21S

Rim Lock 2 Way (for Sliding Door)
Color: Black
Metal Die-Cast Body
Top-notch Biometric Feature
Fake Passcode
Emergency Power Function
Register up to
Conveniently Open & Close
Multi-Level Volume Control
Anti-Shock / Anti-Hacking System
High Voltage Detection Alert
Swipe fingerprint sensor technology
Back Light Buttons
Smart Sliding Door Lock