Description:_x000D_ This Electronic Load has the high speed fan, which can automatically change the speed. High quality heat sink can serve a long time performance. It supports multiple protections of overheat, overpower, over-voltage, reserve polarity, and power supply voltage abnormity._x000D_ _x000D_ Features:_x000D_ _x000D_ The high speed of the fan can change according to the heat sink temperature. _x000D_ Protection of over-heating, overpower, over voltage, reserve polarity, and power supply voltage abnormity. _x000D_ Equipped with industrial large tooth heat sink, dust-resistant, which can run for a long time. _x000D_ Durable construction for long-lasting performance. _x000D_ Professional test module for detecting discharge battery capacity. _x000D_ _x000D_ Specification:_x000D_ Power Supply: DC12V5%_x000D_ Fan Current: 0.72A_x000D_ Constant Discharge Current Range: 0-10A(whole machine)_x000D_ Working Mode: Single Mode Constant Current(CC)_x000D_ Discharge Current Max. Error: 0.7%-0.01A_x000D_ Max. Capacity Test Error: 0.5A 2.5%, 2A 1.5%, 5A and above 1.2%_x000D_ Max. Power: 100W_x000D_ Input Interface: 5.5 x 2.5mm_x000D_ Size: Approx. 11 x 9.5 x 7cm / 4.3 x 3.7 x 2.7inch_x000D_ Weight: 385g_x000D_ _x000D_ Package List:_x000D_ 1 x Electronic Load _x000D_ _x000D_ Operation Instructions:_x000D_ _x000D_ Connect with DC 12V power supply and enter electronic load mode, ensuring in a stopping state, connect the power supply under test to the test input port. Please pay attention to connect the right polarity! _x000D_ Set constant current through knobs. _x000D_ Note: Since it works openly, there is no voltage and power limitation, but normal work should be below 100V, 100W.