Fluke T+PRO electrical tester. Reads AC/DC voltage up to 600V on a backlit screen, plus continuity, resistance, GFCI trip test, rotary field indicator, hold button and built-in flashlight. Rated CAT IV 600V / CAT III 1000V. Retails around $160 new.
Includes TP2 test probes and fresh AAA batteries. Tested and working