8/16/20/22 channels, 99 groups of mute, transmission distance up to 3km, the children walkie-talkies are equipped with high anti-interference function, reduce noise, and enhance the fun of parent-child interaction Made of durable ABS material, safe and environmentally friendly, very suitable for children The transmitting power is only 0.5W, low radiation, no harm to the human body The built-in flashlight is also very suitable for complex outdoor environments because it provides high visibility and can also be used as a signal light Small in size and light in weight, it can be placed comfortably on a child's small hand With clip design, easy to carry it with you, not easy to lose Can be used as a special toy gift for children on holidays, birthdays, and Christmas Suitable for any outdoor activities: outdoor games, outings, camping, hiking, cycling, etc. Specification: Channel: 8/16/20/22 Subcode CTCSS: 38+ DCS: 61 Battery: Lithium battery 500mAhx2, Type-C charging Frequency FRS: 462.55000-467.71250MHz Transmission power: ≤500Mw Modulation type: FMF3E Channel spacing: 12.5/25KHZ Material: ABS Dimensions: 10 x 6.2 x 2.5cm/3.94 x 2.44 x 0.98 inches Output power: 0.5W Working distance: up to 3km (with no obstacles) Notes: Due to the different monitor and light effects, the actual color of the item might be slightly different from the color showed in the pictures. Thank you for your understanding. Due to different manual measurements, please allow slight size differences.