Specification: _x000D_ _x000D_ Material: ABS _x000D_ _x000D_ Color: Black+Orange _x000D_ _x000D_ Display: LCD screen _x000D_ _x000D_ Batt Voltage: 12v/24v auto _x000D_ _x000D_ Rated Current: 10A, 20A, 30A _x000D_ _x000D_ Self-consumption: 10MA _x000D_ _x000D_ Working temperature: -35 -60 _x000D_ _x000D_ Max solar input: 12v battery, the highest 23v; 24v battery when the highest 46v _x000D_ _x000D_ Float charge: 13.7v(defaul, adjustable) _x000D_ _x000D_ Discharge stop: 10.7v(defaul, adjustable) _x000D_ _x000D_ Discharge reconnect: 12.6v(defaul, adjustable) _x000D_ _x000D_ Charge reconnect: 13v _x000D_ _x000D_ Voltage of open light: solar panel 8v(Light lights delay) _x000D_ _x000D_ Voltage of close light: Solar panel 8v(Light off delay) _x000D_ _x000D_ USB output: 2 way USB output, 5V/2.5A(MAX) _x000D_ _x000D_ Size: (L)X(W)X(H)133.5X70X35mm /5.26''X2.76''X1.38"(appr.) _x000D_ _x000D_ Feature: _x000D_ _x000D_ Build-in industrial micro controller _x000D_ _x000D_ Fully 3-stage PWM charge management _x000D_ _x000D_ Big LCD display, all adjustable parameter _x000D_ _x000D_ Dual mosfet reverse current protection, low heat production _x000D_ _x000D_ Dual USB output, the maximum current of 2.5A, to support Apple's mobile phone charging _x000D_ _x000D_ Build-in short-circuit protection, open-circuit protection, reverse protection, over-load protection _x000D_ _x000D_ Suitable for solar green light, solar light boxes advertising board, solar insecticidal lights, housing solar power generation system, marine solar power generation system, outdoor survival solar power generation system _x000D_ _x000D_ SAFETY INSTRUCTIONS _x000D_ _x000D_ 1.Make sure your battery has enough voltage for the controller to recognize the battery type before first installation _x000D_ 2.The battery cable should be as short as possible to minimize loss _x000D_ 3.The regulator is only suitable for lead acid batteries: OPEN,AGM,GEL, it is not suited for nickel metal hydride, lithiumions or other batteries _x000D_ 4.The charge regulator is only suitable for regulating solar modules. Never connect another charging source to the charge regulator _x000D_ _x000D_ SYSTEM CONNECTION _x000D_ _x000D_ 1.Connect the battery to the charge regulator-plus and minus _x000D_ 2.Connect the photovoltaic module to the regulator-plus and minus _x000D_ 3.Connect the consumer to the regulator-plus and minus _x000D_ The reverse order applies when deinstalling _x000D_ An improper sequence order can damage the controller _x000D_ _x000D_ Package included: _x000D_ 1 X Solar Charger Controller _x000D_ 1 X English Manual _x000D_ _x000D_ Note: _x000D_ _x000D_ - Please allow slight dimension difference due to manual measurement. _x000D_ - Please consider the actual sizes in the listing as the pictures are generally enlarged to show detail. _x000D_ - Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. _x000D_ - Due to the light and screen difference, the item's color may be slightly different from the pictures. Thanks for your understanding.