Presentation of the CARDIN unlocking key (ref 999770) The CARDIN unlocking key (ref 999770) is available on Allo Remote control so that you can unlock your motors in the event of damage or a power outage. There are two of them. By inserting it into the appropriate lock, you will be able to access the casing of your buried motor and your motorization. The stainless steel cover of the box of your motorization is in fact equipped with a key unlocking/locking system. By rotating the key in the system – during a power cut or if an electrical problem occurs – your motor can still open or close. In addition to the possibility of locking / unlocking your engine, this CARDIN unlocking key (ref 999770) can also be purchased if you wish to have an emergency or replacement key in case you have damaged or misplaced your key. Use of the CARDIN Unlocking Key (ref 999770) The manufacturer informs you that this key can be used: with CARDIN HLBOX devices then with CARDIN HLBOXI systems finally with the CARDIN HLBOXC Unlocking Key FAQ Can you tell me say more about the CARDIN brand? In the world of home automation, the Italian brand CARDIN has existed since 1974. In the DNA of this brand, there is a real desire to offer you simple, ergonomic and reliable systems for automation and access control. This by making a relevant choice in the materials selected for each of their products. Where can I find other CARDIN brand products? You can find other CARDIN brand products on Allo Remote Control by clicking on the link here Why buy this product on Allo Remote Control? First, your order is shipped the same day Then the 1-year warranty is offered (possible extension up to 2 years – see T&Cs) Finally, telephone assistance (08 99 25 30 57) or by email (assistance@alloremotecontrol.com) available 5 days a week