Adaptor for 10 HPs Is GSM Phones power supply that can supply up to 10 units GSM phones. Blowered for stability temperatur. Usually used by electronics voucher server. Specification: - Input voltage 220VAC - Output voltage 4.2VDC +/- 5% - Power AC cord 120cm - Cutput cables 80cm - Plastic case - Blowered by 2.5" fan - Crocodile pins (10 pairs)