This is our line of Universal Smart Chargers. Three Port Charger Charge 9.6- 18.0V NiMH and NiCd battery packs Selectable charging rate at .9 and 1.8 AH 1- 5.5x2.1mm Female Barrel Jack per channel. The package includes the following items: 1 x Three port charger 1 x AC power cord 3 x 5.5 x 2.1mm barrel male to standard tamiya female connector adapter. 3 x Standard Male Tamiya connector to standard Mini Female connector connector adapter 3 x standard male Tamiya connector clip adapter. Dimension: 1.8" (46mm) H X 5.8" (147mm) W X 9.8" (250mm)L. Weight: 27oz / 765g 1 Port Muli Rate Charger Universal voltage AC input with C-14 connector (includes a US 5-15 male to C-13 power cable). 12V DC output with 2.1 x 5.5 mm barrel connector. Can charge any 9.6-18.0V NiMH or NiCd battery pack. 120-240 AC input for worldwide use. Automatically detects a battery pack's voltage (red LED will be on during charging). Automatically cuts off voltage when fully charged. Two current level options: 0.9 A and 1.8 A (change with switch on the front panel). Use 0.9 A charge setting for: 2.2 Ah batteries. Use 1.8 A charge setting for: 4.5 Ah and 10 Ah batteries. Dimensions: 1.5" x 2.5" x 5.5" (HxWxL). Weight: 1.2 lbs (544 g). Single Port .6 Amp Hour Charger Universal voltage AC input with C-14 connector (includes a US 5-15 male to C-13 power cable). 12V DC output with a 2.1 x 5.5 mm barrel connector. Can charge any 6.0-12.0V NiMH or NiCd battery pack. 120-240 AC input for worldwide use. Automatically detects a battery pack's voltage (red LED will be on during charging). Automatically cuts off voltage when fully charged. One current level option: 600 mA. Dimensions: 2.1" x 2.1" x 3.4" (HxWxL). Weight: 4.8 (140 g). Operating Instructions: Supply AC power first and then connect the battery pack. Make sure battery polarity is connected correctly, if necessary. When the unit is connected to the AC source, the indicator LED will flash red-green-red, then remain off. After the correct battery pack is connected, the red LED will be on and remain solid, indicating that it is charging. After the battery is fully charged, the green LED will be on and remain solid, indicating that the battery is fully charged.