t uses low frequency, multi-voltage (120-240V) square wave technology. Designed specifically for 315W ceramic metal halide lamps. Features multi-aspect protection circuitry, internal RF shielding, and silent operation. Can be used effectively for both vegetative and flowering growth stages of plants. Ceramic metal halide (CMh) lamps are an efficient variation of metal halide lamps and produce a light spectrum similar to natural sunlight.
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