3.7V Li-ion battery can be used single or two series, such as 18650, idle cell phone batteries ( to remove the protection board , the proposed capacity of 2000mAh or more ) or NiCd / NiMH battery pack, 4V or 6V lead acid batteries.

This module is a small production with high-pressure science inverter transformer / booster finished module, the input terminal DC 3V – 7.2V can get 20KV DC high voltage (about 1-2 cm arc) at the output can be used as high school science experiments , electronic equipment, negative ion generator, high voltage source to use when making small science.

Ως εξάρτημα, δεν καλύπτεται από εγγύηση