That could result in local officials alternating use of battery-powered touch-screen machines with paper ballots.

WSJ: Sandy Prompts Shifts in Voting Procedures

Hotspots have an approximate four-hour battery life and come with local charging cables.

BBC: Rentable wi-fi for overseas travel

Mr Leonard patrols regularly with the local commando unit, and maintains a battery-powered radio link with his white neighbours.

ECONOMIST: South Africa

Neither issue's a deal-breaker, but it's a little disappointing that something this physically big, not doing any serious local processing, can only manage half the battery life of something like Apple's iPad playing a game like Riptide GP.

CNN: Nintendo Wii U review: A tale of two screens

The technology also provides long battery life (over 10 hours2 of local HD video playback) and over 3 weeks of standby time.

ENGADGET: Intel details Clover Trail tablets: three weeks on standby, 10 hours of use, 'full' Windows 8 experience

If battery problems persist after the update, Apple has said users should contact their local Apple store or retailer and the firm will arrange replacement batteries free of charge.

BBC: NEWS | Technology | Apple admits laptop battery issue

The 17.6 kWh battery enables the lively city car to travel considerably more than 140 kilometres without producing any local emissions.

ENGADGET: Third generation Smart Fortwo ditches Tesla powertrain, gains two wheeled cousin

In October, LG Chem workers told a local television reporter they play games and watch movies because the factory has yet to produce a single battery for consumer use.

FORBES: Michigan Battery Firm LG Chem Returns $842K In Stimulus Funds After Waste Allegations

The 17.6 kWh battery enables the lively city car to travel around 140 kilometres in city traffic without producing any local emissions.

ENGADGET: Third generation Smart Fortwo ditches Tesla powertrain, gains two wheeled cousin