About This

• Universal compatibility: Features a durable combination lock for protecting your thermostat settings, with easy-to-use number dials for access control，Effectively prevent unauthorized access and expensive temperature tampering, which is expected to save 30% of energy costs
• Universal compatibility: Fits wall thermostats measuring 4.72 x 4.72 x 2 inches or smaller, perfect for residential and commercial installations
• Material strength upgrade: the upgraded version of the thickened transparent PC material provides better impact resistance, realizes more anti-discoloration and anti-yellowing, while maintaining clear thermostat visibility
• Easy to install: Equipped with two detailed installation methods, punching and nano glue. There is no need to remove the thermostat from the wall. If you don't want to damage the wall, you can use nano-glue to bond it (no residue), so that your wall will always look like new
• Scientific ventilation: The unique heat dissipation structure design ensures the air microcirculation inside and outside the lock box, which can prevent heat accumulation, avoid the distortion of thermostat temperature measurement, and ensure the accuracy of temperature control, so as to maximize energy efficiency and HVAC system performance