Universal Battery Charger 4Cell

From the shop's description

FEATURE: 1.this charger can charge 2 or 4pcs AA/AAA and 1-2pcs 6F22(9V) NI-MH/NI-CD rechargeable batteries. 2.two LEDs show the charging process of the batteries,they would not turn off after the batteries are full charged. 3.the constant current and voltage keep the battery longer using life. 4.charge for 2pcs of batteries in series.it can not charge single battery. input:110-220v output: 2.4v DC 300MA 9v DC 20MA AA 150MA AAA 150MA Caution: 1.for 4pcs AA or AAA or 2pcs 9V/ NI-MH/NI-CD rechargeable batteries. 2.do not charge alkaline or carbonic batteries.otherwise will cuase explode or leak. 3.do not mix charge different type of battery. 4.indoor use only 5.it is normal when the battery be charged coming a little hot.