mobility scooter battery charger 1Two-year warranty. 2,Certifications ROHS,UL,SAA,CSA,BEAB,PSE,GS,CE,CB,FCC,BSMI,C-Tick, mobility scooter ... battery chargerElectric performance l Output power(max)60Watt Output ... minute 10mA maxl Burn-in 100% full load,40±5°C,4Hrs minl MTBF meet MIL-HDBK-217F over 50k hours ...