Feature 1Made of premium material, waterproof, anti-rust, heat resistant and durable. 2High quality touch memory card can operate within 40-85C. 3Easy and convenient to install, no need for extra wiring. 4Compact size and light weight, can be installed on mounted on almost any object like containers, trays and bags. 5Used for various safety piurposes including sauna door locks, electronic door locks, cabinet locks and many other uses.Features: Made of premium material, waterproof, anti-rust, heat resistant and durable. High quality touch memory card can operate within 40-85C. Compact size and light weight, can be installed on mounted on almost any object like containers, trays and bags. Easy and convenient to install, no need for extra wiring. Used for various safety piurposes including sauna door locks, electronic door locks, cabinet locks and many other uses. Specification: Condition: Brand New Material: ABS Color: Yellow, black, green, red, blue Memory: 8kb RAM Working Temperature: 40-85C Package Weight: Approx.23g/0.8oz Package List: 5 * TM Cards .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }