... is 20mA,,supply power maximum 4~5days3.If using sealed lead-acid reacharge battery with 12A,9v to store sun power for supplying ... its static current is 20mA,,supply power maximum 25days4.Rechargeable battery capacity is optional to choosing and negotiable. The use of ... 1. The use of advanced renewable solar power2. Solar and battery comparison: a wealth of solar energy is inexhaustible, pollution-free ...