Specification:
Item Type: Solar Panel Controller
Material: Shell plastic + back plate iron
Product Size: Approx. 16.7 x 9 x 4 cm / 6.6 x 3.5 x 1.6 in (manual measurement allowable error)
Display Mode: LCD screen
Current: 20A
Voltage: 12V / 24V automatic identification
Applicable Solar Panels: 12V is suitable for 18V solar panels, 24V is suitable for 36V solar panels
Maximum PV Voltage: 12V battery, up to 23V, 24V battery, up to 46V (up to 50V without load)
Maximum PV Input Power: (12V) 260W, (24V) 520W
Working Temperature: -20℃ to 55℃
Weight: Approx. 295g / 10.4oz

How to Use:
Systemconnection:
1.Firstconnectthebatterytothepositiveandnegativeofthechargeregulator
2.ThenconnectthePVmoduletotheplusandminusoftheregulator
3.Finallyconnecttheusertothepositiveandnegativeoftheregulator
Note:Reverseorderapplieswhenuninstalling,incorrectordermaydamagethecontroller.
Pleaserefertothemanualforspecificuse.

Package List:
1 x Controller
1 x Manual

Note:
1. The controller is 12V/24V automatic identification, when installing for the first time, please make sure that the battery has enough voltage so that the controller can identify the correct battery type. In order to the life of the battery, once the battery voltage is lower than 8V, the solar controller will automatically shut down.
2. Install the controller as close to the battery as possible to avoid voltage drop caused by too wires and affect the normal voltage judgment.
3. This controller is only suitable for various lead acid batteries (including openings,