IP65 membrane keyboard with function keys for scrachproof , waterproof

IP65 membrane keyboard with function keys for scrachproof , waterproof Special Features: 1. 78 keys IP65 dynamic rated compact format industrial membrane keyboard with function keys on the upper line 2. 2.0mm thickness industrial metal dome PCB with gold-on-gold metal dome key switch technology with short stroke 0.45mm with extremely tactile feeling for reliable data input 3. With Clean key for easy cleaning via lock/disable the entire keyboard without needing to take the