There are 2 colors, black and red, your favourite Designed with lanyard helps prevent accidental loss, portable and easy to carry. This stream fly fishing thermometer is a great way to avoid the hapless attempt mistake approach that many anglers take because of the lack of water temperature knowledge. Temperature is from -30 to 150°C, -22 to 302°F. An important fly fishing tool and a must have accessory for fly fishing., Manufacturer: Btgghytr