Inspire Battery Heater, -20 - 5° C, 41.5 W, 18 - 26.1 V, DC, 1.6 A, 62 x 99 x 115 mmThe performance of your Inspire 1’s Intelligent Flight Battery is subject to environmental factors. Low temperature will have adverse effect on the performance of Inspire 1 Intelligent Flight Battery. The Inspire 1 Battery Heater helps to exert the optimum battery performance by heating the battery to a more suitable temperature (above 5 ° C) before flight, enable the users flying their Inspire 1 in a more reliable way. Insert the Intelligent Flight battery into the Battery Heater compartment before take-off, as it requires a tiny proportion of power from the flight battery to pre-heat. The Inspire 1 Battery Heater helps to exert the optimum battery performance by heating the battery to a more suitable temperature (above 5 ° C) before flight, enable the users flying their Inspire 1 in a more reliable way.