Check the listing for details. Complete Single/Dual Axis Solar Panel Track Tracker Controller Relay Module Kits. Condition: New. Listed at 34.99 USD. Complete Single/Dual Axis Solar Panel Track Tracker Controller Relay Module Kits Complete Single/Dual Axis Solar Panel Track Tracker Controller Relay Module Kits Package Included Optional A: Only 1PCS Single Axis Solar Tracker Controller（Controller Box+Light Sensor+IR Remote). Optional B: Only 1PCS Dual Axis Solar Tracker Controller（Controller Box+Light Sensor+IR Remote). Optional C: Only 1PCS Relay Extension Module. Optional D: Single Axis Solar Tracker Controller+Relay Extension Module. Optional E: Dual Axis Solar Tracker Controller+Relay Extension Module. Notes: Pls check each mode carefully and choose the right mode as you need! Single Axis Solar Tracker Controller Specification:Product NameWST03-3 Solar Tracker ControllerBrandSZMWKJCondition100% NewController Box Dimension145x90x40mm (5.71"x3.54"x1.57")Input VoltageDC 12V/24V (DC 9V~35V)Max Load Current15AOperating Temperature-20℃ to +60℃Tracking Accuracy≤1° Features:1.High tracking accuracy, average tracking accuracy ≤ 1° (Actual accuracy is related to the platform’s moving speed);2.The light sensor has a wide range of detection angle and high accuracy. It’s inside the waterproof case, waterproof, dustproof and anti-aging;3.With LCD display which can show multiple working modes and parameters;4.Many of the parameters can be set (Tracking accuracy, threshold value of the light sensor, threshold value of the wind speed sensor, the interval time of cyclical tracking, etc...);5.With strong wind protection mode (Wind speed sensor is required);6.Can set the platform stay at any position at night (or cloudy day);7. Can connect limit switch;8.Can be operated by IR remote control or the buttons on the controller box;9.Reverse battery protection, over-current protection; standby current ≤15mA. Dual Axis Solar Tracker Controller Specification:Product NameWST03-2 Solar Tracker ControllerBrandSZMWKJCondition100% NewController Box Dimension145x90x40mm (5.71"x3.54"x1.57")Input VoltageDC 12V/24V (DC 9V~35V)Max Load Current10AOperating Temperature-20℃ to +60℃Tracking Accuracy≤1° Features:1.High tracking accuracy, average tracking accuracy ≤ 1° (Actual accuracy is related to the platform’s moving speed);2.The light sensor has a wide range of detection angle and high accuracy. It’s inside the waterproof case, waterproof, dustproof and anti-aging;3.With LCD display which can show multiple working modes and parameters;4.Many of the parameters can be set (Tracking accuracy, threshold value of the light-sensor, threshold value of the wind speed sensor, the interval time of cyclical tracking, etc...);5.With strong wind protection mode (Wind speed sensor is required);6.Can set the platform stay at any position at night (or cloudy day);7. Can connect limit switch;8.Can be operated by IR remote control or the buttons on the controller box;9.Reverse battery protection, over-current protection; standby current ≤15mA. Relay Extension Module This relay module is a kind of power switch module which can be used for DC 5-30V system. It mainly contains 4-way relay and protection device. It can control two-way DC brush motors to finish positive inversion movement; It can also synchronously control two-way DC loads or time-sharing control four-way DC loads. Technical Parameters Condition: 100% Brand New Product Name: Relay Extension Module Relay Coil Voltage: DC 12V/24V Load Voltage: DC 5-30V Each Channel Max Current: 20A Operating Temperature: -20℃ ~ 60 ℃ Protection Class: IP52 Dimension: 145*90*41mm (5.71*3.54*1.61inch) Net Weight: 275g About Shipping: * This item will be shipped out within 1-3 Business Days after confirmed payment received. * Goods in stock in USA, buyer can get the parcel around 3-5 business days. * We provide tracking number freely for all buyers. * Please confirm your shipping address is correct. Buyers are responsible for undeliverable order due address mismatch. We reserve the right to charge shipping fee to reship undeliverable items. * Any potential customs tax fee applied to the parcel should be covered by the buyer.