Warm Hydroponic Heating Pad adopts high-quality PVC material, which is to strong acids and , non-, , and more . It is suitable for plants, vegetables, herbs, , and reptiles. Warm Hydroponic Heating Pad Thermostat Plant Heating Mat Waterproof Greenhouse Heat Mats For Seedling Germination. During plant seedling raising, the seedling pot or flowerpot is placed on this heating pad, and the product heat up to a temperature after being electrified, which can improve the soil temperature of plants, make the soil temperature of plants more suitable for the growth of seeds or plant seedlings, and effectively promote the growth of plants. The ambient temperature is rather cold, which is not suitable for the growth or survival of plants. Putting plants on the heating pad and changing the soil temperature of plants by heating the heating pad can also effectively the survival rate and growth rate of plants in winter. The waterproof grade of the product is IPX4. Plug Type :AU Plug,it applies to Australia and so on. Voltage: AC220V Colour:Black Material:PVC Size:About 50 x 52cm Package Contents: 1 x Warm Hydroponic Heating Pad 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.