HQRP™ Solar Charge Controller plus HQRP™ Mousepad; Maximum solar voltage: 30V (or 55V); Battery voltage range: 1-15V; Self-consumption: 4mA at night, 10mA at charging; Terminals: 4mm2; PWM Type of Charging. 200 days warranty! Product DescriptionProducts trademarked HQRP™ are marketed and sold exclusively by Osprey-Talon. Two battery charging eliminates the added cost of two separate solar [...]