A portable unit, the E Instruments Model 7899 Gas Sniffer combustible leak detector is equipped with a sensitive tip to pinpoint small leaks of any combustible gases and hydrocarbons emitting from piping and/or appliances. It includes an 11-in. fully flexible probe for hard-to-reach places, a visual LCD and bar graph display, audio alarm and hold function.

E Instruments International; 215-750-1212; www.e-inst.com