Features 1、SUPPORT LIGHT CONTROL: Adopt no photoresistor light control technology, detect the voltage of solar panel to realize light control 2、ADAPT TO HARSH ENVIRONMENTS: Board size for 25mmx35mm, MOS tube output, low operating temperature of circuit board, suitable for long term use in harsh environments 3、APPLICABLE OCCASION: Solar or non solar two way yellow slow flashing, one way to control yellow lights or other color lamp beads, one way to control slow words, also can be used for billboards, street signs, warning lights and other occasion 4、SUPPORT COMMON VOLTAGE REGULATOR ADAPTER: If an adapter is used instead of a solar panel, a constant current and constant voltage adapter is required. You can also use a common voltage regulator adapter to connect to the battery terminal instead of the battery 5、PROTECTIVE WITH LOW POWER CONSUMPTION: Come with overcharge protection, overdischarge protection, circuit board adopt overall low power consumption design, the main power switch is connected to the positive electrode of the battery, with a light control switch Specification Item Type: Solar Lawn Lamp Control Circuit Board Material: PCB Over charge protection Over discharge protection Charge Current: <3A Discharge Current Per Channel: <1.5A Circuit Board: Overall low power design Main Power Switch: Connect to positive pole of battery, with a light control switch Uses: Acid battery 6V, 12V, iron lithium 3.2V, lithium battery 3.7V can be used Board Size: Approx. 25 x 35mm / 0.98 x 1.38in Package List 1 x Solar Lawn Lamp Control Circuit Board 1 x User Manual