... efficiency 2.72hours aging protest 3.Leakage protection 4.Samples for your test PKCELL High Capactity Power Bank/Mobile Battery Charger ... 9600mAh,Two USB,6 Connectors, for iPhone ,iPad, LG, SAMSUNG, NOKIA,HTC PK-9960D ... Mini USB High Capactity Power Bank/Mobile Battery Charger 9600mAh,Two USB,6 Connectors, for iPhone ,iPad, LG, SAMSUNG, NOKIA,HTC