The power cord build in short circuit protection Over current protection Over voltage protectionOver temperature protection. COMPATIBLE WITH: Compatible with Dyson Cyclone V10 V11 V15 Animal for Dyson Cyclone V10 V11 SV12 Motorhead vacuum cleaner for Dyson V11 Torque Drive (Nickel/Blue) for Dyson Cyclone V12 V15 S11 SV12 SV22 Absolute handheld cordless vacuum cleaner for Dyson Cyclone V10 V11 SV14 Absolute for Dyson V11 Animal Cordless Vacuum Cleaner. P/N: 969350-02 969350-05 217160-02 217160-03 969042-01 368340-01 36936601 36867801. ? ? ? NOT for Dyson DC30 DC31 DC34 DC35 DC44 DC45 DC56 DC57 Vacuum! ? ? ? NOT for Dyson V6 V7 V8 DC58 DC59 DC61 DC62 SV03 SV04 SV06 SV07 SV09 Vacuum?? ?. Input: AC 100V-240Vac 50Hz/60Hz. Output: DC 30.45V ---1100mA. Weight: 5.36 ounce.