does this unit measure power (KWH) or just watts?

The unit features digital current monitoring and remote monitoring of PDU loading, but it does not specify if it measures power in KWH. It mentions monitoring of watts.

Questions & Answers: Tripp Lite Switched PDU with ATS, 1.4kW Single-Phase 120V (8 5-15R), 2 5-15P, 100 - 127V Input, 2 12 ft. Cords, 1U Rack-Mount, TAA (PDUMH15ATNET)

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Tripp Lite Switched PDU with ATS, 1.4kW Single-Phase 120V (8 5-15R), 2 5-15P, 100 - 127V Input, 2 12 ft. Cords, 1U Rack-Mount, TAA (PDUMH15ATNET)

Single phase 15A 120V Auto Transfer Switch / ATS PDU
Enables redundant A/B power option for single-corded network devices
1U horizontal rackmount; 2 NEMA 5-15P inputs with 12 ft. cords; 8 NEMA 5-15R outlets
Individually switched outlets and built-in network interface for remote control and monitoring; Two digit visual current meter
2-Year Limited Warranty & TAA-Compliant

$596^.99 –