The ZALA 421-23 by Zala Aero is a Helicopter type VTOL civilian UAV which is offers a midsize unit that is capable of carrying payloads. It comes with a platform which suits for maritime and land environment application. For this specific unit, it has a close hovering ability which enables the platform to be used in all type of situations such as monitoring forest dires, police operations and many more. For its range, it has a rating of 40 km and a flight duration of about 1.5 hours. The whole equipment has a dimension of 0.54 x 2.63 x 0.86 m and its rotor has a diameter of 2.15 m.