左开门 meaning in Chinese

left hand door
left hand two speed sliding door

Jdy - 002 full frameless glass door electric bolt delayed time : 0s , 3s , 6s , 9s monitor output point no nc , automatically cut off the detection point after 14s when locked working voltage : 12vdc start current : 0 . 85a , working current : 0 . 25a features : voltage range : 9 15v with led , no noise bright silver cover left - opened type and right - opened type can be widen more than12mm dimension : 205 x 55 x 40mm weight : 1260g right - opened type left - opened type yiwu qimingxing computer company copy right
Jdy - 002全无框玻璃门电插锁此款为右开门此款为左开门可调试延时启动时间： 0 3 6 9秒监视接点输出no nc信号，门上锁后14秒自动切断感应点使用电压12vdc ,启动电流0 . 85a ，持续工作电流0 . 25a特点：具指示灯，无噪音适应电压宽度9 - 15vdc可夹玻璃门宽度为12mm亮银色面板,分为左右两款外形尺寸： 205 x 55 x 40mm重量： 1260g