Argus BB-SBM12 Battery Bug Starting Battery Monitor Accessory kit for MiniTemp infrared thermometer includes a storage pouch and wrist strap Soft carrying pouch has a hook-and-loop fabric closure to protect the thermometer Detachable wrist strap to help prevent dropping the thermometer during use Helps prevent owners from being stranded by a dead battery Extends battery life by alerting users to damaging charge conditions Advanced CrankCheck technology tests battery health every time the engine is started Audible alarms and an easy-to-read LCD screen keep users informed of battery status Designed specifically for automobile engine starting applications