The EUROLITE IR-26 is a battery-powered infrared remote controller for compatible lighting effect devices. It uses one built-in CR2025 3.0 V lithium manganese button cell and provides an operating range of up to 10 m. The remote controller measures 8.6 cm in length, 4 cm in width and 0.7 cm in height, with a product weight of 0.01 kg.