Battery chargers; Galvanic batteries; Galvanic cells

Business consulting, inquiries or information; Commercial assistance in business management; Product sales information

Installation and repair of electrical appliances; Installation of power generating apparatus; Installation, maintenance and repair of apparatus for distributing electricity; Maintenance of power generating apparatus and installations; Repair and maintenance of uninterruptible power supplies; Repair or maintenance of power generators

Radio communications; Telecommunications services, namely, personal communication services; Telephony communication services

Industrial design; Material testing; New product design services; Packaging design; Product quality testing; Product safety testing services; Product testing; Scientific and technological services, namely, scientific research in the field of power supply; Technical surveying; Testing of raw materials; Testing services in the field of electricity