To provide a non-contact battery charger which can easily charge electronic equipment, even outdoors.

A non-contact battery charging system is provided with a power source 1, power supply voltage converting means 3, 4, 5, and 6 which convert the voltage of the power source 1, and a control means 9 which controls the converting means 3, 4, 5, and 6, charges a secondary battery 8 on electronic equipment side in a non-contact state by using the energy for charging obtained from the converting means 3, 4, 5, and 6, and uses a battery 1 as the power source 1. The battery of the electronic equipment charged by means of the charging system in the non-contact state is a built-in or a replaceable secondary battery 8. In addition, the non-contact battery charging system utilizes the electromagnetic induction of coils 4 and 5, and the electronic equipment includes a camera, etc.