A pet owner was left heartbroken after a fire caused by her mobile phone charger killed her three pet dogs . Dawn Jackson , 43 , kept her two Labradors and whippet-cross in the home she shares with her partner and two friends in Derby . But a fire - believed to have been started from a phone charger - ripped through the property while the dogs ' owners were at work last month , killing all three pets . Dawn Jackson has warned others not to leave phone chargers plugged in after a blaze at her home in Derby . All of Ms Jackson 's three dogs - Labradors Marley and Riley ( pictured ) and the whippet-cross Dylan - died . The fire had started from an extension lead which had four sockets and was left switched on while everyone was at work . Ms Jackson said : 'It was a freak accident and the plug was n't overloaded . 'Marley and Riley , the two Labradors and Dylan , the whippet-cross , were in the kitchen when the fire started . 'They never had the run of the house when we were out . I want to warn people , and highlight the dangers of using extension leads . 'The main cause of the fire was the phone charger in the extension lead . This has been a wake-up call - we 'll never leave anything plugged in while we 're out again . ' A spokeswoman for Derbyshire Fire and Rescue service said : 'This incident is believed to be an accidental fire caused by a mobile phone charger . Firefighters who attended the scene last month gave the dogs oxygen but were unable to revive them . Firefighters are warning others to turn off any plugs and appliances that are not designed to be left on . The spokesman added : 'The damage to the property suggests this had been a slow smouldering fire which produced a lot of smoke . 'Our fire safety message is to turn off any plugs and appliances that are not designed to be left on , always fit smoke alarms on each level within your property , and test them regularly . ' Next-door neighbour Glyn Manton , 67 , called the fire brigade . Mr Manton said : ' I looked through Dawn 's kitchen window , where the dogs were , but I could n't see anything . ' I tapped on the window and usually the dogs bark , but they did n't . Then I noticed smoke coming out of the top of the windows . ' 'The firemen were brilliant . When they brought the dogs out , they were running around with oxygen and trying to get them back for some time . ' Ms Jackson and her housemates Anton Parkes and Brett Taylor were unable to return to the property .
Dog - dog lived at home in Derby with two Labradors and a whippet - cross . But fire erupted while she and her housemates were at work last month . Fire sparked by a phone accidentally plugged into an extension cord . they battled to rescue the dogs , but all three perished in the smoke .