Active loop antenna is developed on the basis of the reference design of active small loop antennas at home and abroad. Specially improved for radio enthusiasts, and most of the circuit design has been optimized and perfected. The active small loop antenna and the mini whip antenna are combined into one. Once Active loop antenna was launched in mainland China, it was welcomed by the majority of radio enthusiasts. Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. Colour: As shown Material: stainless steel + plastic Package Contents: 1 * Loop antenna 1 * Antenna box 1 * Power box 1 * Feeder 1 * 12V 2000mAh battery + charger 2 * Support rod Only the above package content, other products are not included. Note: Light shooting 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.