Onye ọ bụla maara na ọkụ eletrik anyị na-eji ugbu a bụ AC na DC. Ihe a na-akpọ 2. Ojiji ndụ nke bụ waya na-ebunye ihe dị ugbu a ozugbo. Enwere ike ịkpọ wires niile ejikọrọ na ọkụ ọkụ DC n'otu n'otu dị ka wires DC. plug cord, e nwere ọtụtụ ụdị dc chaja cables; E nwekwara dc waterproof cables, dc njikọ cables na na.

：1. Mmepụta DC: DC ahịrị

nwere ike ịnyefe ọkụ ma ọ bụ ihe ngbanwe site na AC/DC ugbu a gaa n'ebe ndị ọzọ, dị ka ihe nleba anya LCD, igwefoto onyunyo, kọmpụta akwụkwọ ndetu, na ihe njikwa akụrụngwa. 2. Ịchaji ekwentị mkpanaaka na igwefoto dijitalụ: Na mgbakwunye na chaja ekwentị mkpanaaka anyị na-emebu site na iji

, enwere ike iji ya nyefee data.3.DC ahịrị ngwa DC cable

DC dị ugbu a. A na-ejikarị ngwaahịa dijitalụ, obere ngwa ụlọ, na nnwale. Ugbu a, a na-eji ngwa DC ahịrị eme ihe na nrụpụta ike yana ịchaji ngwaahịa dijitalụ dị iche iche yana obere ngwa ụlọ.

2. Charging mobile phones and digital cameras: In addition to our usual mobile phone charging using the DC cable, it can also be used to transfer data.

3.DC line application

DC lines are currently widely used in digital products, small home appliances, and testing. At present, DC line applications are basically used in power output and charging of various digital products and small home appliances.