?This is New 126NO Electronic Door Mortise Lock£¬ lock with electricity£¬ magnetic induction£¬ ball to fit position£¬ low consumption£¬ noiseless. Power to lock with signal output. You can choose any time delay to avoid the bolt throw out before the door closing.                                    Features             New and high quality<br> Unlock when energized<br> Fit for wooden or waterproof door<br> Firm and durable<br> Material: Metal<br> Color: Silver<br> Working voltage: 12V / 0.25A<br>                                                                                                 Package Includes             1 x New 126NO Electronic Door Mortise Lock<br>