Larson Electronics introduces portable power supply

(Feb. 27, 2013) -- Designed for reliability and long run times, this portable power supply features a 1,200 watt hour lithium ion battery for long life and steady output and a wheeled housing with telescoping handle for easy transport. This power supply is rated for 2,000 watts continuous use and 4,000 watt peak output and can provide power for up to 24 hours