<ul><li>Model MI-430(METER)</li><li>Password, Digital Key</li><li>Valid thickness of a door 40~50mm</li><li>Digital Door Lock</li><li>Color Silver</li></ul><br><br>Opening method : Password, Digital Key\n Appearance - Front body : 66(W)x174(H)x20(D)(mm) - Main body : 154(W)x93(H)x37(D)(mm) - Material : Front body-Aluminium Alloy,ABS,Polycarbonate Main body-Aluminium Alloy, ABS\n Operation Power : 4 numbers of 1.5 V Alkaline battery sized AA\n Lifetime of Battery:12 months(20 times/a day in regular, It depends on temperature, humidity and oftenness.)

Milre MI-430(METER) Keyless Electronic Digital Door Lock Silver