Biometric readers from easylocks. Biometric readers are a high security device that uses the human fingerprint to activate an electronic release or a locking mechanism. Biometric readers are Ideal for hotels and commercial use, the reason for this Is that there is no need for keys and when a guest In a hotel leaves or a member of staff their data can be removed from the system without the need to change the lock. Another bonus of these systems is that for an example if the cleaner needs to access a certain room at a certain time this can be programmed in the system to allow access at a certain time. easylocks are the UK's main supplier for biometric readers.