4 PCS Thermostat Lock Box with Key, Universal Thermostat Covers with Locks, Clear AC Lock Box Cover on Wall, Upgrade Thicken Universal Thermostats Cover, Fit Thermostats 6.1" x 5.4" x 3.2" or Smaller

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About This Package Contents & Core Tamper-Proof Protection: You’ll receive 4 universal clear Thermostat Lock Boxes with Key, packaged in boxes. It features widened edges (blocking prying with sharp objects) and a tight extended latch (hard to fall off), preventing unauthorized tampering by tenants, or the public—safeguarding thermostat settings, avoiding damage, and reducing unnecessary energy waste to cut electricity costs Exact Dimensions & Wide Compatibility: Each ac control lock box measures 15.7 x 15 x 6 cm, with an inner usable space that fits most thermostats and HVAC systems (ensure your thermostat’s size is smaller than the inner dimension for a snug fit). It’s widely applicable in homes, apartments, offices, restaurants, hotels, and factories—please check your thermostat’s size beforehand to guarantee optimal protection and compatibility Durable Clear PC Material: Made of high-strength, chemical-resistant PC plastic, the thermostat covers are thicker than many alternatives, offering excellent UV resistance and anti-yellowing. It stays transparent (letting you clearly view thermostat settings at all times), is waterproof, easy to clean, and has reinforced screw joints (preventing breakage). Its robust build ensures long-lasting use without losing functionality or appearance Reliable Temperature Accuracy & Smooth Locking: Designed with a four-sided ventilation structure, it maintains proper airflow to ensure precise thermostat readings—no interference with temperature detection, avoiding indoor temperature fluctuations that brings high electricity bills. These thermostat guards for thermostat on wall come with universal keys for easy management of multiple locks; smooth unlocking and stable latching (no cover shaking/shifting) provide consistent, secure protection Hassle-Free Installation: No need to remove your existing thermostat! All required hardware (screws, anchors) is included, supporting both horizontal and vertical mounting. Note: For some thermostat models, off-center installation within the lock box may be necessary to access the battery cover. Even DIY beginners can complete the setup in minutes, saving time and avoiding the hassle of complex tools Show more