● AC Voltage detection: 240V ~ 50kV  
● Waterproof
● Easy-to-wear on body or belt       
● Ultra-bright LED indication
● High pitch sound indication
● Self-test & diagnostic circuitry
● Friendly priority alert reporting
● High impact type casing
● Different alerting sound & light
● Meets EN 61326-1
● Dimension : 114(L) × 67(W) × 27(D) mm
● Weight : Approx. 152g (battery included)
● Power supply : 9V(6F22) × 1