Replacement remote control YKR-C/01E for KT-AX3, KT-AX1, AUX-E1, and KT-AX4 air conditioners. Ergonomic button layout and simple design for improved usability. No programming requiredready to use right away with fast response time. Compact size for comfortable handling and convenient operation. Operates on 2xAAA batteries (not included); install batteries to start using. Specifications: Item Type: Air Conditioner Remote Control Material: ABS Compatible Models: KT-AX3, KT-AX1, AUX-E1, KT-AX4 Air Conditioners Language Version: English Transmission Distance: 1-10m (3.28-32.8ft) Power Supply: 2xAAA batteries (not included) Package Includes: 1x Remote Control Note: Please allow 1-2cm variation due to manual measurement. Slight color differences may occur due to variations in screen resolution. This remote control does not have a backlight function.