Dimension:26x26x5.0mm Weight:2.4g Power supply:DC 5-24V(6S) Current (12V):75mA (25mW) / 110mA (200mw) / 200mA (500mW) Frequency:5.8G Channel:40CH Power:25mW/200mW/500mW /PitMode Antenna connector:UFL antenna Note: 1. Make sure that there is enough space for airflow when installing the module on the drone in case the overheating protection starts to reduce the power even to shut down at the worst. 2. Please install the antenna before powering up for a longer use life. Due to different product batches, the appearance . It does not affect the use. Colour:As Shown Material:PC Package Contents: 1 * ewrf Transmitter Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.