3.5” MINI DOME electric dome is a small and exquisite ball dome that is particularly suitable for indoor decoration. It has a horizontal 0-360 °, a vertical 0-90 ° 2-axis electric hemispherical view, 3 metal rolling bearings, 2-axis steel plastic gear transmission, running smoothly and quietly, 100 million times horizontal/up and down reciprocating fatigue life, standard 28 reduction motor, AC24V reversible synchronous motor or DC5V stepper motor optional, multiple points, large capacity PCB board space, optional automatic infrared coaxial light can work in a dark environment, optional video, audio synchronization acquisition, compatible with 32mmX32mm SONY/SHARP color/black and white camera board, compatible with Φ 14f3.6mm-16mm fixed focus lens, bright, dark, desktop installation methods can be suitable for different occasions, various wiring plugs can be selected, suitable for various power supplies, RCA, USB, RJ45 and other socket combinations, plastic, metal mixed structure, simple assembly and high reliability.