This SP 002 USB Solar Panel allows indefinite operation of the Convergence instruments, even in prolonged overcast conditions. Its output voltage is always safe for these instruments.
After extensive testing of many USB output solar panels, we selected the SP 002 as a perfect match for our (wireless) noise and vibration meters/loggers.
11.5" x 8? x 0.04?, 29 cm x 20 cm x 0.1 cm
5V USB Output