Quick overview from the supplier:
Ajax Wireless Security Touch Keypad "KeyPad Plus", Black, encrypted contactless cards and key fobs
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https://ajax.systems/products/keypad-plus/
Installation: Indoor only
Compatibility: Hub Plus, Hub 2, Hub 2 Plus, Hub Hybrid, ReX with OS Malevich 2.11 and higher
Personal passcodes: Yes
Passcode guessing protection: Yes
Duress code: Yes
Contactless access: DESFire® EV1, EV2; ISO14443-А (13,56MHz)
Power supply: Batteries: 4 lithium AA (FR6); Voltage 1.5V
Battery life: up to 4.5 years
Temperature sensor: Available
Operating temperature range: From –10°C to +40°C
Operating humidity: Up to 75%
