Battery charger for 7S Li-ion cell 29.4V 0.5A Item No.: IN2900500   Features/ Functions Smart 3-step li ion battery charger  Constant charging current Terminating the charge once battery pack is full Dual color LED indicating charging status Standard approvals: SAA, RCM, C-tick, RoHS  High reliability & long life      General Specifications Input :100-240VAC, 50/60Hz Output voltage : 17.5 ～29.4 VDC Output current : 0.5A +/-5%  Inrush current : Limited 15A for a cold start No load standby power ≤0.5W Efficiency: 70% Min. Operating temperature: -29℃～+45.5℃ Storage temperature: -40℃～+75℃ Operating relative humidity: 5%～95% RH Over load protection: Auto recovery Short circuit protection: Auto recovery MTBF: 30000 hours full rated load operation at 25℃ Inspection: MIL-STD-105D II AQL:CRI 0; MAJ 0.25; MIN 2.5 FL5, No.62, Liusha S. RD., Shijie,Dongguan, Guangdong 523303 China 广东省东莞市石碣镇刘沙南路62号5层 Tel：+86(0)769-81812289 Fax：+86(0)769-81812989 E-mail: william@intaia.com Website: Http://www.intaia.com