After the update, the T240 Duo feels like a premium unit. The balancing is quieter, the charging curve is smoother, and the interface is snappier. For the cost of ten minutes of your time and a USB cable, you get the performance equivalent of buying a charger from the next price tier.
: Over 180 reports of "thermal incidents" (overheating/melting) have been linked to HTRC products. Recommendation Htrc T240 Duo Firmware Update BETTER