Single axis solar tracker controller and 48 similar items

Free shipping to worldwide 12V solar tracker and LDR sensor with dome case Water proof circuit box East and West limit switch design , It can help the tracker back to East in the night for waitng the morning sun . It is Single Axis system . This design can be match for Motor or acutator ( Voltage : 12DCV ) See this U tube link for how the SUn tracker controller working : https://youtu.be/DM7Joflr-Ko This device can help your solar system energy increased by 70%. Easy to use, easy to install, play the best performance of your solar system. There is a price cheaper than the market. Technical characteristics: Solar tracker type Single Axis Installation angle it is based on customers’ requirements Installation height it is basedon customers’ requirements Sensor protect with : Dome plastic case Input power 12 DCV Output power 12 V Motor and actuator support 12 DCV ( 1 ~ 2 amps ) Sensor type 1 set of LDR ( to East and West ) How this kit work : When you use this product, just need to install it on the left or right side of your solar bracket and a set of LDR Sensor point to the east , when the sun moves from east to west, trackerdrive your motor or actuator device to follow the sun moves. How about the energy you can get : According to our tests, the installation of a "dual axis solar tracker", we can be increased from 55% to 75% of Solar energy (compared to the terms generally are not equipped with this device) How much you can save : in addition, under this calculation if we take a group of USD 1500 solar panels, if available, an additional 50% is equal to save USD 750. This be considered truly achieve environmental protection can save money on our product ideas. Delivery time by Hong Kong Post : Country Delivery time shipping cost post type extra North America 12 ~ 17 working days Free Air mail recorded UK / Germany 8 ~ 14 working days Free Air mail recorded Others European 10 ~ 17 working days Free Air mail recorded South America 10 ~ 17 working days Free Air mail recorded Australia NZ 7~ 10 working days Free Air mail recorded Please contact us if any question about our products . ----------------------------------------------------------------------------------------------------- Small order please buy from the below link : http://www.aliexpress.com/item/Solar-tracker-system/896446968.html