All bus operators must immediately stop using three-pin electrical sockets and USB ports on all vehicles in their fleet, says ...
The USB charging ports on public buses here are of significantly lower voltage, which greatly reduces the likelihood of ...
USB Power Delivery (PD) with Extended Power Range (EPR) can theoretically provide up to 240 watts of charging power, but ...
The USB charging ports on Singapore's public buses utilise significantly lower voltage than wall sockets, and hence, present a lower risk of electrocution. The Land Transport Authority (LTA) made this ...