TRUSTECH 10pcs Insulation Cotton Washer for TEC1-12706 Thermoelectric Cooler Peltier Electronic Components Electronic Hobby Kit

100% brand new and high quality, Features::- With single-sided adhesive sticker makes insulation, cotton washer more convenient to use. When used for refrigeration installation, the insulation cotton washer can shoulder pressure. When working, it can effectively isolate the heat transfer thus make the refrigeration effect better. Simple and lightweight design. Fit for TEC1-12706 Thermoelectric Cooler Peltier.