High Efficiency: Made of monocrystalline silicon, the maximum power output reaches 25W, ensuring high-efficiency power generation. Convenient & Hassle-Free: This solar panel charging regulator set is battery-free and directly driven, eliminating the need for battery replacements and maintenance. Powerful Regulator: 12V/24V nominal voltage and 10A nominal current to meet diverse needs; maximum nominal voltage up to 50V for adaptability to various scenarios. Safe & Stable Operation: The solar charge controller integrates multiple protection mechanisms, such as overcharge and over-discharge protection, ensuring safe and stable system operation. Multifunctional Applications: Suitable for powering various devices such as lighting and power tools. Flexible application in diverse settings. Specifications: Item Type: Solar Charge Controller Material: Monocrystalline Silicon Weight: Approx. 693g/24.4oz Maximum Power (Pmax): 25W Open Circuit Voltage (Voc): 20V Maximum Power Voltage (Vmpp): 18V Short Circuit Current (Isc): 1.5A Maximum Power Current (Imp): 1.1A Output: 1.5m/4.9ft DC Cable Regulator: Nominal Voltage: 12V/24V Nominal Current: 10A Maximum Nominal Voltage: 50V PV Input Power: 180W (12V)/360W (24V) Package List: 1 x Solar Panel 1 x Regulator 1 x Battery Clip 4 x Suction Cup 1 x Car Charger 2 x Hook 2 x Instruction Manual Note: No energy storage function