Wide range of applications, suitable for villas, outdoor RVs, solar power generation systems, yachts and ships, solar billboards, solar street lights, etc. Suitable for a variety of batteries, suitable for lead-acid batteries, lithium iron phosphate batteries, ternary lithium batteries, etc. Industrial-grade main chip, intelligent control, LCD color screen display, multiple parameters can be adjusted, multiple protections are safer. Multiple circuit protection, built-in near charging protection, short circuit protection, open circuit protection, reverse connection protection and other multiple protections, all of which are self-recovery and do not damage the controller. APP real-time monitoring settings, you can check and set the working status of the machine at any time. Name: Solar Controller Work temperature: -20℃~+50℃ Colour:White Material:plastic type:10A/20A/30A<br><br>Package Contents: 1 x Solar Charge Controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.