Features:

- Super Cost-Effective: You can choose different size heating mat, fit different seed start trays
- Stable, Uniform Heat: This strengthened heating film ensure this durable mat never scorches your roots and produces plenty of invigorating dew when used in combination with a humidity dome
- Keep Your Seed Root Warm: Our newly seedling heat mat will automatically warms rooting area 10-20F over unique temperature. For example, it can be used indoor or in a greenhouse, providing enough heat to keep your plant energetic and healthy.
- Super Easy to Use: Please put the heat mat on a flat and dry surface under a seedling tray to begin heating your roots. The digital controller has 3-button interface for simple operation and easy calibration.
- Multi Choices: 4 sizes, 121x52cm, 52x52cm, 24x52cm, 10x52cm; there are EU/230V, US/110V, UK 220V AU 230V Plug;

Package Include: Only 1 pc for the size you choose, not 4 pcs