Brand Name: YRHAND
Model Number: NX1
Material:: 5# Zinc alloy, 304 stainless steel
Color: Black Nickel
Unlock method: App, code, M1 Card, key
Door Thickness Request: 38-50 mm,if over 50 mm,please contact us
Working Voltage: DC6V 4 pcs 1.5V LR6 alialine batteries
Lower Voltage Warning: less than 4.8V(50 times at least)
lockKey: 2 pcs Mechanical Keys
Application:: Interior or exterior door
Bluetooth standard: Android 4.3/IOS.7.0 above
App name: TT lock
Handle direction: Reversible