Insulation Bulb Cover for 40W & Thermostat Set Marukan Insulation Bulb Cover + Minimal Thermo Small Animals, Birds Ideal for insulation. Thank you for viewing. The thermostat was purchased in either October 2024 or February 2025. Purchased from Rakuten. The insulation bulb cover was purchased in either November 2022 or November 2023. Purchased from Rakuten. ☆ Operation confirmed until early November 2025(^^) ☆ Although no severe stains are visible, please consider this item as used. ☆ Offered for sale due to replacement.