Handheld unit detects a broad range of gases and indicates leak severity with both an LED display and audible tone. The sturdy probe enables the user to pinpoint very small gas leaks quickly and accurately before they cause damage and downtime. Features an automatic shutoff and includes a carrying and storage case. Charging kit includes both universal AC power adaptor (U.S., UK, Europe, Australia, Japan) and USB charging cable. The detector can be operated during charging or used for up to 12 hours between charges. Replacement for REST-22655.