Check the listing for details. Litime 12/24V 30A PWM Solar Panel Battery Charge Controller LCD Regulator USB. Color: Black, Condition: New. Listed at 30.99 USD. [12V/24V Free Switching] The LiTime 20Amp solar charge Controller, supports 12V or 24V battery systems. Max Solar Input Power 340W/12V,680W/24V, DC load, 5V USB output, LCD screen. Multiple voltages and interfaces to choose, making it more convenient to use. [Multiple Protection] Using multiple technologies to provide you with professional protection. Battery over-discharge , Battery over-voltage, Short circuit , Overload and Overheating protection , Solar over voltage protection. [ABS High-quality Material & Small Size] The LiTime PWM solar charge controller is made of high-quality ABS material, which is sturdy and durable. Small in size of 130 * 90 * 34.6mm, with a weight of only 0.21kg. [Support Multiple Types of Batteries] The LiTime solar charge controller supports batteries such as LI/FLD/GEL/SEL, it could be switched the battery types freely according to your needs. [2 Year Warranty & Professional Service ] LiTime is committed to providing you with satisfactory service. LiTime provide 2 years warranty for worry-free experience. We also provide professional technical support and online customer service with quick response within 24 hrs. On Feb 6, 2024 at 23:34:33 PST, seller added the following information: