Made of ABS material, strong, accuracy, safe and durables in use.<br> Contact keypad password lock, no keys needed. Cool to use.<br> Factory state: Management password: 1234, default home mode, When the green is unlocked, the indicator light will be on, and if the password is wrong, it will sound.<br> Applicable to agent, school, SPA/sauna bath center, swimming pool, gymnasium,golf course, supermarket, hotel, company, factory, household, business clue etc.<br> Battery:button battery (included)<br> Instructions:<br> Enable public mode<br> 1. Enter the correct management password "****+OK" key, the buzzer "di..." a long beep, the unlocking light is always on.<br> 2. Press the OK button again for more than 2 seconds, the lock flashes, press the OK button again.<br> 3. Enter the numbers "4, 4" and press the "OK" button, "di .." a long beep.<br> Set temporary password<br> 1. Press the OK button, the unlock indicator flashes.<br> 2. Enter the 4~15 password to be set.<br> 3. Press the OK button, the buzzer will beep for a long time, and the lock will be opened and stored. The temporary password is set successfully. After entering the standby state, the light of the electronic lock will flash every 3 seconds.<br> *The temporary password can only be used effectively once, and it will automatically become invalid after use.<br> Turn off public mode<br> 1. Enter the correct management password "+OK" key buzzer "di..." a long beep, the unlocking light is always on.<br> 2. Press the "OK" button again for more than 2 seconds, the lock flashes, press the OK button again.<br> 3. Enter the numbers "4, 3" and press the "OK" button, a long beep "di...".<br> Maximum installation thickness: L = 20mm<br> Colour: black<br> Material: ABS<br> Size: 95 x 33 mm<br> Package Contents:<br> 1 * Code Security Lock<br> 1 * Mounting panel<br> 1 * Mounting nut<br> 1 * Mounting screws<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.