IDS Home Fish Tank LCD 3D Crystal Digital Electronic Aquarium Thermometer Temperature Meter Great tool for a body thermometer, aquarium thermometer, indoor and outdoor thermometer and more Mini size and light weight, with a strong sticker on the back Transparent crystal glass shell shape, fashion and elegant 3D perspective effect Material: Plastic + Metal Size: 2.8" x 08" x 0.6" (7 x 2 x 1.5cm)