Langkholm tourist accommodation Tianlong trail villa is equipped with a water and electricity, solar energy and battery energy system, and the environment is friendly.Christine Booth and Graham Cashion's boss also plan to hostxa0Next September workshop on energy substitution.Mr. Cashion said they bought a water and electricity system.xa0Threexa0Solar panelsxa0The roof can provide 24/7 of Tesla's battery power while generatingxa050,000 KW hours a year."Any excess power we produce will go directly to the grid," he said ."."We charge our batteries at night and during the day, and solar and hydro charge the batteries, so we basically don't have a grid.The new energy system was installed through the Tasmanian energy efficiency loan program (TEELS), which is interestThe state government provides free loans for energy-saving home infrastructure