The JAY_MKP46B01 AirMark Kit delivers a fully equipped radio remote control system designed for overhead cranes, hoists, conveyors, and other industrial lifting applications. This turnkey kit includes: 2 _ AirMark Premium Transmitters (433_MHz) Each features 6 two-step pushbuttons (for multi-speed control), 2 one-step auxiliary buttons, Off/On/Start selector, and emergency-stop mushroom Pre-loaded with AA batteries and neck lanyards Portable, durable, and ergonomically designed 1 _ AirMark Receiver (433_MHz) Inputs: 48–230_VAC power Outputs: 1 start relay + 12 function relays (rated 10_A @ 125_VAC / 5_A @ 250_VAC / 8_A @ 30_VDC) Integrated horn with 99 selectable tones and warning lamp Pre-wired 1.5_m cable with M32 gland and fixed _-wave antenna Safety & Convenience Features 92-channel FSK with manual/auto channel hopping for reliable operation Automatic transmit power control optimizes battery life Tandem crane support with auto shutdown on link loss Pin-code protection to prevent unauthorized use Compact receiver enclosed in IP65-rated housing, ready for surface or panel mounting Accessories & Documentation Neck lanyards, button decals, AA batteries, and user manual included Plug-and-play installation with factory-set pairing Key Features & Specifications Feature Specification Frequency 433_MHz FSK, 92 channels Transmitters 2 _ 8-button Premium (6 two-step + 2 one-step + Off/On/Start + E_STOP) Receiver Supply 48–230_VAC ±10% Receiver Outputs 1 start relay + 12 function relays (10_A @ 125_VAC, etc.) Audio/Visual Alerts Built-in horn & warning lamp Safety Features Pin-code startup; tandem crane auto-shutdown Cable & Antenna Pre-wired 1.5_m cable; fixed antenna Receiver Enclosure IP65-rated; UL-listed; 310_150_80_mm; 3.08_lb Included Accessories AA batteries, decals, lanyards, manual __ Ideal For Overhead and gantry cranes Hoists, elevators, conveyors Tandem crane coordination Applications where robust, safe, and versatile wireless control is required